31413125262131 has 16 divisors (see below), whose sum is σ = 32683570176000. Its totient is φ = 30165170806368.

The previous prime is 31413125262053. The next prime is 31413125262133. The reversal of 31413125262131 is 13126252131413.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31413125262131 is a prime.

It is a super-2 number, since 2×31413125262131² (a number of 28 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 = 31413125262091 and 31413125262100.

It is not an unprimeable number, because it can be changed into a prime (31413125262133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5169470 + ... + 9463068.

It is an arithmetic number, because the mean of its divisors is an integer number (2042723136000).

Almost surely, 2^{31413125262131} is an apocalyptic number.

31413125262131 is a deficient number, since it is larger than the sum of its proper divisors (1270444913869).

31413125262131 is a wasteful number, since it uses less digits than its factorization.

31413125262131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296218.

The product of its digits is 25920, while the sum is 35.

Adding to 31413125262131 its reverse (13126252131413), we get a palindrome (44539377393544).

The spelling of 31413125262131 in words is "thirty-one trillion, four hundred thirteen billion, one hundred twenty-five million, two hundred sixty-two thousand, one hundred thirty-one".