231420040024132 has 12 divisors (see below), whose sum is σ = 404990677662480. Its totient is φ = 115708417834856.

The previous prime is 231420040024049. The next prime is 231420040024139.

231420040024132 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×231420040024132² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 231420040024132.

It is not an unprimeable number, because it can be changed into a prime (231420040024139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400219282 + ... + 400797097.

It is an arithmetic number, because the mean of its divisors is an integer number (33749223138540).

Almost surely, 2^{231420040024132} is an apocalyptic number.

It is an amenable number.

231420040024132 is a deficient number, since it is larger than the sum of its proper divisors (173570637638348).

231420040024132 is a wasteful number, since it uses less digits than its factorization.

231420040024132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801088610 (or 801088608 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 231420040024132 in words is "two hundred thirty-one trillion, four hundred twenty billion, forty million, twenty-four thousand, one hundred thirty-two".