402320112000 has 128 divisors (see below), whose sum is σ = 1333691330400. Its totient is φ = 107285350400.

The previous prime is 402320111993. The next prime is 402320112023. The reversal of 402320112000 is 211023204.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×402320112000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4142835 + ... + 4238834.

Almost surely, 2^402320112000 is an apocalyptic number.

402320112000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402320112000 is an abundant number, since it is smaller than the sum of its proper divisors (931371218400).

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

402320112000 is an equidigital number, since it uses as much as digits as its factorization.

402320112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8381701 (or 8381679 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 402320112000 its reverse (211023204), we get a palindrome (402531135204).

The spelling of 402320112000 in words is "four hundred two billion, three hundred twenty million, one hundred twelve thousand".