30310332311312 has 80 divisors (see below), whose sum is σ = 60937467697392. Its totient is φ = 14593138329600.

The previous prime is 30310332311263. The next prime is 30310332311323. The reversal of 30310332311312 is 21311323301303.

It can be written as a sum of positive squares in 8 ways, for example, as 3921809886736 + 26388522424576 = 1980356^2 + 5136976^2 .

It is a super-2 number, since 2×30310332311312² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136992518 + ... + 137213594.

Almost surely, 2^{30310332311312} is an apocalyptic number.

It is an amenable number.

30310332311312 is an abundant number, since it is smaller than the sum of its proper divisors (30627135386080).

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

30310332311312 is a wasteful number, since it uses less digits than its factorization.

30310332311312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223516 (or 223510 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 30310332311312 its reverse (21311323301303), we get a palindrome (51621655612615).

The spelling of 30310332311312 in words is "thirty trillion, three hundred ten billion, three hundred thirty-two million, three hundred eleven thousand, three hundred twelve".