312213314243320 has 96 divisors (see below), whose sum is σ = 817195042993680. Its totient is φ = 107041358054400.

The previous prime is 312213314243291. The next prime is 312213314243333. The reversal of 312213314243320 is 23342413312213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63520095 + ... + 68258545.

Almost surely, 2^{312213314243320} is an apocalyptic number.

It is an amenable number.

312213314243320 is an abundant number, since it is smaller than the sum of its proper divisors (504981728750360).

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

312213314243320 is a wasteful number, since it uses less digits than its factorization.

312213314243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772093 (or 4772082 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 312213314243320 its reverse (23342413312213), we get a palindrome (335555727555533).

The spelling of 312213314243320 in words is "three hundred twelve trillion, two hundred thirteen billion, three hundred fourteen million, two hundred forty-three thousand, three hundred twenty".