400112233224 has 64 divisors (see below), whose sum is σ = 1093735621440. Its totient is φ = 120966082560.

The previous prime is 400112233193. The next prime is 400112233249. The reversal of 400112233224 is 422332211004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 400112233194 and 400112233203.

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, 1635777 + ... + 1864400.

It is an arithmetic number, because the mean of its divisors is an integer number (17089619085).

Almost surely, 2^400112233224 is an apocalyptic number.

400112233224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400112233224 is an abundant number, since it is smaller than the sum of its proper divisors (693623388216).

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

400112233224 is a wasteful number, since it uses less digits than its factorization.

400112233224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500630 (or 3500626 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 400112233224 its reverse (422332211004), we get a palindrome (822444444228).

It can be divided in two parts, 400112 and 233224, that added together give a palindrome (633336).

The spelling of 400112233224 in words is "four hundred billion, one hundred twelve million, two hundred thirty-three thousand, two hundred twenty-four".