402202012312 has 16 divisors (see below), whose sum is σ = 757284127200. Its totient is φ = 200259578400.

The previous prime is 402202012211. The next prime is 402202012313. The reversal of 402202012312 is 213210202204.

It is a self number, because there is not a number n which added to its sum of digits gives 402202012312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402202012313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105176439 + ... + 105180262.

It is an arithmetic number, because the mean of its divisors is an integer number (47330257950).

Almost surely, 2^402202012312 is an apocalyptic number.

It is an amenable number.

402202012312 is a deficient number, since it is larger than the sum of its proper divisors (355082114888).

402202012312 is a wasteful number, since it uses less digits than its factorization.

402202012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210356946 (or 210356942 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 402202012312 its reverse (213210202204), we get a palindrome (615412214516).

The spelling of 402202012312 in words is "four hundred two billion, two hundred two million, twelve thousand, three hundred twelve".