302212130312 has 16 divisors (see below), whose sum is σ = 599979964860. Its totient is φ = 142217473024.

The previous prime is 302212130299. The next prime is 302212130377. The reversal of 302212130312 is 213031212203.

It can be written as a sum of positive squares in 2 ways, for example, as 302163493636 + 48636676 = 549694^2 + 6974^2 .

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, 1111073873 + ... + 1111074144.

Almost surely, 2^302212130312 is an apocalyptic number.

It is an amenable number.

302212130312 is a deficient number, since it is larger than the sum of its proper divisors (297767834548).

302212130312 is a wasteful number, since it uses less digits than its factorization.

302212130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222148040 (or 2222148036 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 302212130312 its reverse (213031212203), we get a palindrome (515243342515).

The spelling of 302212130312 in words is "three hundred two billion, two hundred twelve million, one hundred thirty thousand, three hundred twelve".