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10420202100044 = 221119591367154543
BaseRepresentation
bin1001011110100010010001…
…1100011101010101001100
31100220011100210121122012202
42113220210130131111030
52331211033214200134
634054550314221032
72123556215304212
oct227504434352514
940804323548182
1010420202100044
113358201482170
121203608724778
135a780bcb25c9
142804aa384cb2
151310c01c8d7e
hex97a2471d54c

10420202100044 has 96 divisors (see below), whose sum is σ = 21310752153600. Its totient is φ = 4407859287360.

The previous prime is 10420202099969. The next prime is 10420202100059. The reversal of 10420202100044 is 44000120202401.

It is a super-2 number, since 2×104202021000442 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10420202099989 and 10420202100025.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67348637 + ... + 67503179.

It is an arithmetic number, because the mean of its divisors is an integer number (221987001600).

Almost surely, 210420202100044 is an apocalyptic number.

It is an amenable number.

10420202100044 is an abundant number, since it is smaller than the sum of its proper divisors (10890550053556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10420202100044 is a wasteful number, since it uses less digits than its factorization.

10420202100044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156003 (or 156001 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10420202100044 its reverse (44000120202401), we get a palindrome (54420322302445).

The spelling of 10420202100044 in words is "ten trillion, four hundred twenty billion, two hundred two million, one hundred thousand, forty-four".

Divisors: 1 2 4 11 19 22 38 44 59 76 118 209 236 418 649 836 1121 1298 1367 2242 2596 2734 4484 5468 12331 15037 24662 25973 30074 49324 51946 60148 80653 103892 154543 161306 285703 309086 322612 571406 618172 887183 1142812 1532407 1699973 1774366 2936317 3064814 3399946 3548732 5872634 6129628 6799892 9118037 11745268 16856477 18236074 32299487 33712954 36472148 64598974 67425908 100298407 129197948 173242703 200596814 211260281 346485406 401193628 422520562 692970812 845041124 1905669733 2323863091 3811339466 4013945339 4647726182 7622678932 8027890678 9295452364 12464356579 16055781356 24928713158 44153398729 49857426316 88306797458 137107922369 176613594916 236822775001 274215844738 473645550002 548431689476 947291100004 2605050525011 5210101050022 10420202100044