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202112010012010 = 2575361261889271
BaseRepresentation
bin101101111101000111011110…
…100011111100010101101010
3222111121201102111002002000211
4231331013132203330111222
5202442400344030341020
61553504550421451334
760400053010234420
oct5575073643742552
9874551374062024
10202112010012010
1159443249669a9a
121a8027b3270b4a
1388a1108591667
1437ca3b85db110
1518575e585385a
hexb7d1de8fc56a

202112010012010 has 64 divisors (see below), whose sum is σ = 423625447908864. Its totient is φ = 67986896889600.

The previous prime is 202112010011999. The next prime is 202112010012041. The reversal of 202112010012010 is 10210010211202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226833675 + ... + 227722945.

It is an arithmetic number, because the mean of its divisors is an integer number (6619147623576).

Almost surely, 2202112010012010 is an apocalyptic number.

202112010012010 is an abundant number, since it is smaller than the sum of its proper divisors (221513437896854).

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

202112010012010 is a wasteful number, since it uses less digits than its factorization.

202112010012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950599.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202112010012010 its reverse (10210010211202), we get a palindrome (212322020223212).

The spelling of 202112010012010 in words is "two hundred two trillion, one hundred twelve billion, ten million, twelve thousand, ten".

Divisors: 1 2 5 7 10 14 35 53 70 106 265 371 530 742 1855 3710 61261 122522 306305 428827 612610 857654 889271 1778542 2144135 3246833 4288270 4446355 6224897 6493666 8892710 12449794 16234165 22727831 31124485 32468330 45455662 47131363 62248970 94262726 113639155 227278310 235656815 329919541 471313630 659839082 1649597705 3299195410 54477630731 108955261462 272388153655 381343415117 544776307310 762686830234 1906717075585 2887314428743 3813434151170 5774628857486 14436572143715 20211201001201 28873144287430 40422402002402 101056005006005 202112010012010