400112232132 has 24 divisors (see below), whose sum is σ = 933993056416. Its totient is φ = 133313908608.

The previous prime is 400112232119. The next prime is 400112232217. The reversal of 400112232132 is 231232211004.

It is a junction number, because it is equal to n+sod(n) for n = 400112232099 and 400112232108.

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, 7075093 + ... + 7131420.

Almost surely, 2^400112232132 is an apocalyptic number.

It is an amenable number.

400112232132 is an abundant number, since it is smaller than the sum of its proper divisors (533880824284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400112232132 is a wasteful number, since it uses less digits than its factorization.

400112232132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14208867 (or 14208865 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 400112232132 its reverse (231232211004), we get a palindrome (631344443136).

The spelling of 400112232132 in words is "four hundred billion, one hundred twelve million, two hundred thirty-two thousand, one hundred thirty-two".