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10120010202 = 2323147385877
BaseRepresentation
bin10010110110011001…
…10001100111011010
3222010021120210011200
421123030301213122
5131211210311302
64352110535030
7505532444631
oct113314614732
928107523150
1010120010202
1143235334a5
121b65207476
13c53818c23
146c0082518
153e36b681c
hex25b3319da

10120010202 has 48 divisors (see below), whose sum is σ = 23115635712. Its totient is φ = 3195053280.

The previous prime is 10120010179. The next prime is 10120010203. The reversal of 10120010202 is 20201002101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10120010203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166713 + ... + 219164.

It is an arithmetic number, because the mean of its divisors is an integer number (481575744).

Almost surely, 210120010202 is an apocalyptic number.

10120010202 is an abundant number, since it is smaller than the sum of its proper divisors (12995625510).

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

10120010202 is a wasteful number, since it uses less digits than its factorization.

10120010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385963 (or 385960 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10120010202 its reverse (20201002101), we get a palindrome (30321012303).

The spelling of 10120010202 in words is "ten billion, one hundred twenty million, ten thousand, two hundred two".

Divisors: 1 2 3 6 9 18 31 47 62 93 94 141 186 279 282 423 558 846 1457 2914 4371 8742 13113 26226 385877 771754 1157631 2315262 3472893 6945786 11962187 18136219 23924374 35886561 36272438 54408657 71773122 107659683 108817314 163225971 215319366 326451942 562222789 1124445578 1686668367 3373336734 5060005101 10120010202