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10220001002220 = 2235271628536347
BaseRepresentation
bin1001010010111000011110…
…0001111000001011101100
31100012000121102221010100210
42110232013201320023230
52314421030224032340
633423000442022420
72103241103121162
oct224560741701354
940160542833323
1010220001002220
113290307149219
1211908557a7a10
13591985113549
142749176b7232
1512aca4280180
hex94b878782ec

10220001002220 has 48 divisors (see below), whose sum is σ = 28721596958208. Its totient is φ = 2715277014720.

The previous prime is 10220001002213. The next prime is 10220001002291. The reversal of 10220001002220 is 2220010002201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10220001002196 and 10220001002205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314251914 + ... + 314284433.

It is an arithmetic number, because the mean of its divisors is an integer number (598366603296).

Almost surely, 210220001002220 is an apocalyptic number.

10220001002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10220001002220 is an abundant number, since it is smaller than the sum of its proper divisors (18501595955988).

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

10220001002220 is a wasteful number, since it uses less digits than its factorization.

10220001002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628536630 (or 628536628 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10220001002220 its reverse (2220010002201), we get a palindrome (12440011004421).

The spelling of 10220001002220 in words is "ten trillion, two hundred twenty billion, one million, two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 271 542 813 1084 1355 1626 2710 3252 4065 5420 8130 16260 628536347 1257072694 1885609041 2514145388 3142681735 3771218082 6285363470 7542436164 9428045205 12570726940 18856090410 37712180820 170333350037 340666700074 511000050111 681333400148 851666750185 1022000100222 1703333500370 2044000200444 2555000250555 3406667000740 5110000501110 10220001002220