400321314022 has 16 divisors (see below), whose sum is σ = 686368668960. Its totient is φ = 171540387648.

The previous prime is 400321313981. The next prime is 400321314053. The reversal of 400321314022 is 220413123004.

It is a junction number, because it is equal to n+sod(n) for n = 400321313984 and 400321314002.

It is a congruent number.

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, 2061247 + ... + 2247082.

It is an arithmetic number, because the mean of its divisors is an integer number (42898041810).

Almost surely, 2^400321314022 is an apocalyptic number.

400321314022 is a deficient number, since it is larger than the sum of its proper divisors (286047354938).

400321314022 is a wasteful number, since it uses less digits than its factorization.

400321314022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314975.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 400321314022 its reverse (220413123004), we get a palindrome (620734437026).

The spelling of 400321314022 in words is "four hundred billion, three hundred twenty-one million, three hundred fourteen thousand, twenty-two".