400200421022 has 8 divisors (see below), whose sum is σ = 621000653400. Its totient is φ = 193200203224.

The previous prime is 400200420989. The next prime is 400200421123. The reversal of 400200421022 is 220124002004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3450003572 + ... + 3450003687.

It is an arithmetic number, because the mean of its divisors is an integer number (77625081675).

Almost surely, 2^400200421022 is an apocalyptic number.

400200421022 is a deficient number, since it is larger than the sum of its proper divisors (220800232378).

400200421022 is a wasteful number, since it uses less digits than its factorization.

400200421022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6900007290.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 400200421022 its reverse (220124002004), we get a palindrome (620324423026).

The spelling of 400200421022 in words is "four hundred billion, two hundred million, four hundred twenty-one thousand, twenty-two".