400311103324 has 48 divisors (see below), whose sum is σ = 775496494080. Its totient is φ = 179286644160.

The previous prime is 400311103301. The next prime is 400311103343. The reversal of 400311103324 is 423301113004.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 400311103295 and 400311103304.

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, 1574574 + ... + 1811050.

It is an arithmetic number, because the mean of its divisors is an integer number (16156176960).

Almost surely, 2^400311103324 is an apocalyptic number.

400311103324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400311103324 is a deficient number, since it is larger than the sum of its proper divisors (375185390756).

400311103324 is a wasteful number, since it uses less digits than its factorization.

400311103324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237058 (or 237056 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 400311103324 its reverse (423301113004), we get a palindrome (823612216328).

The spelling of 400311103324 in words is "four hundred billion, three hundred eleven million, one hundred three thousand, three hundred twenty-four".