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12313200033131 = 532155311077917
BaseRepresentation
bin1011001100101110001111…
…1010011111110101101011
31121121010112002012021212112
42303023203322133311223
53103214413202030011
642104334521432535
72410412401245434
oct263134372376553
947533462167775
1012313200033131
113a17aa9461398
12146a46993b74b
136b418c18958a
14307d67c7a48b
1516546439558b
hexb32e3e9fd6b

12313200033131 has 8 divisors (see below), whose sum is σ = 12545594408304. Its totient is φ = 12080808244960.

The previous prime is 12313200033089. The next prime is 12313200033137. The reversal of 12313200033131 is 13133000231321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12313200033131 - 230 = 12312126291307 is a prime.

It is a super-2 number, since 2×123132000331312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12313200033097 and 12313200033106.

It is not an unprimeable number, because it can be changed into a prime (12313200033137) 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, 10884185 + ... + 11962101.

It is an arithmetic number, because the mean of its divisors is an integer number (1568199301038).

Almost surely, 212313200033131 is an apocalyptic number.

12313200033131 is a deficient number, since it is larger than the sum of its proper divisors (232394375173).

12313200033131 is a wasteful number, since it uses less digits than its factorization.

12313200033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293501.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 12313200033131 its reverse (13133000231321), we get a palindrome (25446200264452).

The spelling of 12313200033131 in words is "twelve trillion, three hundred thirteen billion, two hundred million, thirty-three thousand, one hundred thirty-one".

Divisors: 1 53 215531 1077917 11423143 57129601 232324528927 12313200033131