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131201202413012 = 22174718775214999
BaseRepresentation
bin11101110101001110101001…
…000100000101110111010100
3122012112201020101021022022112
4131311032221010011313110
5114144100030304204022
61143013000022250152
736430655050563014
oct3565165104056724
9565481211238275
10131201202413012
1138894132398a86
121286b809286958
1358292b2cca784
14245825a283c44
151027c9eae98e2
hex7753a9105dd4

131201202413012 has 12 divisors (see below), whose sum is σ = 229733530740000. Its totient is φ = 65563050773016.

The previous prime is 131201202412993. The next prime is 131201202413041. The reversal of 131201202413012 is 210314202102131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9387600512 + ... + 9387614487.

It is an arithmetic number, because the mean of its divisors is an integer number (19144460895000).

Almost surely, 2131201202413012 is an apocalyptic number.

It is an amenable number.

131201202413012 is a deficient number, since it is larger than the sum of its proper divisors (98532328326988).

131201202413012 is a wasteful number, since it uses less digits than its factorization.

131201202413012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18775216750 (or 18775216748 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 131201202413012 its reverse (210314202102131), we get a palindrome (341515404515143).

The spelling of 131201202413012 in words is "one hundred thirty-one trillion, two hundred one billion, two hundred two million, four hundred thirteen thousand, twelve".

Divisors: 1 2 4 1747 3494 6988 18775214999 37550429998 75100859996 32800300603253 65600601206506 131201202413012