30310131220032 has 112 divisors (see below), whose sum is σ = 84915273635712. Its totient is φ = 9508799569920.

The previous prime is 30310131220027. The next prime is 30310131220069. The reversal of 30310131220032 is 23002213101303.

It is a junction number, because it is equal to n+sod(n) for n = 30310131219990 and 30310131220008.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143481078 + ... + 143692170.

Almost surely, 2^{30310131220032} is an apocalyptic number.

30310131220032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30310131220032 is an abundant number, since it is smaller than the sum of its proper divisors (54605142415680).

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

30310131220032 is a wasteful number, since it uses less digits than its factorization.

30310131220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255116 (or 255106 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 30310131220032 its reverse (23002213101303), we get a palindrome (53312344321335).

The spelling of 30310131220032 in words is "thirty trillion, three hundred ten billion, one hundred thirty-one million, two hundred twenty thousand, thirty-two".