400320321114 has 32 divisors (see below), whose sum is σ = 915726767616. Its totient is φ = 114288623280.

The previous prime is 400320321103. The next prime is 400320321131. The reversal of 400320321114 is 411123023004.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 3637272 + ... + 3745715.

It is an arithmetic number, because the mean of its divisors is an integer number (28616461488).

Almost surely, 2^400320321114 is an apocalyptic number.

400320321114 is an abundant number, since it is smaller than the sum of its proper divisors (515406446502).

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

400320321114 is a wasteful number, since it uses less digits than its factorization.

400320321114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7384290.

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

Adding to 400320321114 its reverse (411123023004), we get a palindrome (811443344118).

The spelling of 400320321114 in words is "four hundred billion, three hundred twenty million, three hundred twenty-one thousand, one hundred fourteen".