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12313213100122 = 2115310560217067
BaseRepresentation
bin1011001100101110010010…
…1100010110000001011010
31121121010112222210011102011
42303023210230112001122
53103214430023200442
642104340105500134
72410412620310554
oct263134454260132
947533488704364
1012313213100122
113a18005876860
12146a4721a164a
136b4191ab311c
14307d698bc4d4
151654655c7117
hexb32e4b1605a

12313213100122 has 16 divisors (see below), whose sum is σ = 20529061980192. Its totient is φ = 5491312874320.

The previous prime is 12313213100119. The next prime is 12313213100129. The reversal of 12313213100122 is 22100131231321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12313213100093 and 12313213100102.

It is not an unprimeable number, because it can be changed into a prime (12313213100129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5280107368 + ... + 5280109699.

It is an arithmetic number, because the mean of its divisors is an integer number (1283066373762).

Almost surely, 212313213100122 is an apocalyptic number.

12313213100122 is a deficient number, since it is larger than the sum of its proper divisors (8215848880070).

12313213100122 is a wasteful number, since it uses less digits than its factorization.

12313213100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10560217133.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12313213100122 its reverse (22100131231321), we get a palindrome (34413344331443).

The spelling of 12313213100122 in words is "twelve trillion, three hundred thirteen billion, two hundred thirteen million, one hundred thousand, one hundred twenty-two".

Divisors: 1 2 11 22 53 106 583 1166 10560217067 21120434134 116162387737 232324775474 559691504551 1119383009102 6156606550061 12313213100122