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2313132220210 = 257101915135753
BaseRepresentation
bin100001101010010001011…
…011001001111100110010
322012010121011100210012111
4201222101123021330302
5300344243322021320
64530345511115534
7326055400313620
oct41522133117462
98163534323174
102313132220210
11811aa2920539
12314373372baa
1313a186c79b86
147dd55b38510
1540283509a5a
hex21a916c9f32

2313132220210 has 64 divisors (see below), whose sum is σ = 4806216290304. Its totient is φ = 785113920000.

The previous prime is 2313132220171. The next prime is 2313132220211. The reversal of 2313132220210 is 120222313132.

It is not an unprimeable number, because it can be changed into a prime (2313132220211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64679694 + ... + 64715446.

It is an arithmetic number, because the mean of its divisors is an integer number (75097129536).

Almost surely, 22313132220210 is an apocalyptic number.

2313132220210 is an abundant number, since it is smaller than the sum of its proper divisors (2493084070094).

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

2313132220210 is a wasteful number, since it uses less digits than its factorization.

2313132220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45019.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2313132220210 its reverse (120222313132), we get a palindrome (2433354533342).

The spelling of 2313132220210 in words is "two trillion, three hundred thirteen billion, one hundred thirty-two million, two hundred twenty thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 101 202 505 707 1010 1414 3535 7070 9151 18302 35753 45755 64057 71506 91510 128114 178765 250271 320285 357530 500542 640570 924251 1251355 1848502 2502710 3611053 4621255 6469757 7222106 9242510 12939514 18055265 25277371 32348785 36110530 50554742 64697570 126386855 252773710 327175703 654351406 1635878515 2290229921 3271757030 4580459842 11451149605 22902299210 33044746003 66089492006 165223730015 231313222021 330447460030 462626444042 1156566110105 2313132220210