402222044312212 has 12 divisors (see below), whose sum is σ = 703888891594336. Its totient is φ = 201110932428120.

The previous prime is 402222044312171. The next prime is 402222044312273. The reversal of 402222044312212 is 212213440222204.

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, 11784408 + ... + 30713455.

Almost surely, 2^{402222044312212} is an apocalyptic number.

It is an amenable number.

402222044312212 is a deficient number, since it is larger than the sum of its proper divisors (301666847282124).

402222044312212 is a wasteful number, since it uses less digits than its factorization.

402222044312212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44863998 (or 44863996 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 402222044312212 its reverse (212213440222204), we get a palindrome (614435484534416).

The spelling of 402222044312212 in words is "four hundred two trillion, two hundred twenty-two billion, forty-four million, three hundred twelve thousand, two hundred twelve".