402022244204 has 18 divisors (see below), whose sum is σ = 818402426100. Its totient is φ = 172295247432.

The previous prime is 402022244147. The next prime is 402022244249. The reversal of 402022244204 is 402442220204.

It is a super-2 number, since 2×402022244204² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1025566754 + ... + 1025567145.

It is an arithmetic number, because the mean of its divisors is an integer number (45466801450).

Almost surely, 2^402022244204 is an apocalyptic number.

It is an amenable number.

402022244204 is an abundant number, since it is smaller than the sum of its proper divisors (416380181896).

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

402022244204 is a wasteful number, since it uses less digits than its factorization.

402022244204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051133917 (or 2051133908 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 402022244204 its reverse (402442220204), we get a palindrome (804464464408).

The spelling of 402022244204 in words is "four hundred two billion, twenty-two million, two hundred forty-four thousand, two hundred four".