402242022204 has 24 divisors (see below), whose sum is σ = 1023888784128. Its totient is φ = 121891521840.

The previous prime is 402242022181. The next prime is 402242022209. The reversal of 402242022204 is 402220242204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402242022209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523643892 + ... + 1523644155.

It is an arithmetic number, because the mean of its divisors is an integer number (42662032672).

Almost surely, 2^402242022204 is an apocalyptic number.

402242022204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402242022204 is an abundant number, since it is smaller than the sum of its proper divisors (621646761924).

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

402242022204 is a wasteful number, since it uses less digits than its factorization.

402242022204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047288065 (or 3047288063 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 402242022204 its reverse (402220242204), we get a palindrome (804462264408).

The spelling of 402242022204 in words is "four hundred two billion, two hundred forty-two million, twenty-two thousand, two hundred four".