402212012202 has 96 divisors (see below), whose sum is σ = 1170071360640. Its totient is φ = 96434444160.

The previous prime is 402212012183. The next prime is 402212012233. The reversal of 402212012202 is 202210212204.

402212012202 is a `hidden beast` number, since 40 + 221 + 201 + 2 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11143377 + ... + 11179412.

It is an arithmetic number, because the mean of its divisors is an integer number (12188243340).

Almost surely, 2^402212012202 is an apocalyptic number.

402212012202 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

402212012202 is an abundant number, since it is smaller than the sum of its proper divisors (767859348438).

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

402212012202 is a wasteful number, since it uses less digits than its factorization.

402212012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22322828 (or 22322825 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 402212012202 its reverse (202210212204), we get a palindrome (604422224406).

The spelling of 402212012202 in words is "four hundred two billion, two hundred twelve million, twelve thousand, two hundred two".