131432420311412 has 24 divisors (see below), whose sum is σ = 250916729276640. Its totient is φ = 59741940065760.

The previous prime is 131432420311393. The next prime is 131432420311487. The reversal of 131432420311412 is 214113024234131.

It is a super-2 number, since 2×131432420311412² (a number of 29 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, 72813539 + ... + 74596757.

It is an arithmetic number, because the mean of its divisors is an integer number (10454863719860).

Almost surely, 2^{131432420311412} is an apocalyptic number.

It is an amenable number.

131432420311412 is a deficient number, since it is larger than the sum of its proper divisors (119484308965228).

131432420311412 is a wasteful number, since it uses less digits than its factorization.

131432420311412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458351 (or 3458349 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 131432420311412 its reverse (214113024234131), we get a palindrome (345545444545543).

The spelling of 131432420311412 in words is "one hundred thirty-one trillion, four hundred thirty-two billion, four hundred twenty million, three hundred eleven thousand, four hundred twelve".