30111330012 has 48 divisors (see below), whose sum is σ = 72825715200. Its totient is φ = 9676922112.

The previous prime is 30111330001. The next prime is 30111330023. The reversal of 30111330012 is 21003311103.

It is an interprime number because it is at equal distance from previous prime (30111330001) and next prime (30111330023).

It is a junction number, because it is equal to n+sod(n) for n = 30111329973 and 30111330000.

It is a congruent number.

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, 360637 + ... + 436212.

It is an arithmetic number, because the mean of its divisors is an integer number (1517202400).

Almost surely, 2^30111330012 is an apocalyptic number.

It is an amenable number.

30111330012 is an abundant number, since it is smaller than the sum of its proper divisors (42714385188).

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

30111330012 is a wasteful number, since it uses less digits than its factorization.

30111330012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796970 (or 796968 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 30111330012 its reverse (21003311103), we get a palindrome (51114641115).

The spelling of 30111330012 in words is "thirty billion, one hundred eleven million, three hundred thirty thousand, twelve".