400422240022 has 32 divisors (see below), whose sum is σ = 723015187200. Its totient is φ = 162476484768.

The previous prime is 400422239999. The next prime is 400422240061. The reversal of 400422240022 is 220042224004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 400422239975 and 400422240002.

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, 37572 + ... + 895687.

It is an arithmetic number, because the mean of its divisors is an integer number (22594224600).

Almost surely, 2^400422240022 is an apocalyptic number.

400422240022 is a deficient number, since it is larger than the sum of its proper divisors (322592947178).

400422240022 is a wasteful number, since it uses less digits than its factorization.

400422240022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934900.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 400422240022 its reverse (220042224004), we get a palindrome (620464464026).

It can be divided in two parts, 40042224002 and 2, that added together give a palindrome (40042224004).

The spelling of 400422240022 in words is "four hundred billion, four hundred twenty-two million, two hundred forty thousand, twenty-two".