431401121132 has 24 divisors (see below), whose sum is σ = 793443436800. Its totient is φ = 204837936336.

The previous prime is 431401121113. The next prime is 431401121161. The reversal of 431401121132 is 231121104134.

It is a super-2 number, since 2×431401121132² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 431401121098 and 431401121107.

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, 16854632 + ... + 16880207.

It is an arithmetic number, because the mean of its divisors is an integer number (33060143200).

Almost surely, 2^431401121132 is an apocalyptic number.

It is an amenable number.

431401121132 is a deficient number, since it is larger than the sum of its proper divisors (362042315668).

431401121132 is a wasteful number, since it uses less digits than its factorization.

431401121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33735005 (or 33735003 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 431401121132 its reverse (231121104134), we get a palindrome (662522225266).

The spelling of 431401121132 in words is "four hundred thirty-one billion, four hundred one million, one hundred twenty-one thousand, one hundred thirty-two".