13125411343312 has 40 divisors (see below), whose sum is σ = 25737743616480. Its totient is φ = 6483418323840.

The previous prime is 13125411343271. The next prime is 13125411343339. The reversal of 13125411343312 is 21334311452131.

It is a super-2 number, since 2×13125411343312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43552987 + ... + 43853317.

It is an arithmetic number, because the mean of its divisors is an integer number (643443590412).

Almost surely, 2^{13125411343312} is an apocalyptic number.

It is an amenable number.

13125411343312 is a deficient number, since it is larger than the sum of its proper divisors (12612332273168).

13125411343312 is a wasteful number, since it uses less digits than its factorization.

13125411343312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333331 (or 333325 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

Adding to 13125411343312 its reverse (21334311452131), we get a palindrome (34459722795443).

The spelling of 13125411343312 in words is "thirteen trillion, one hundred twenty-five billion, four hundred eleven million, three hundred forty-three thousand, three hundred twelve".