30113012133 has 12 divisors (see below), whose sum is σ = 43515789408. Its totient is φ = 20066472360.

The previous prime is 30113012113. The next prime is 30113012143. The reversal of 30113012133 is 33121031103.

It is a happy number.

It is not a de Polignac number, because 30113012133 - 2²⁸ = 29844576677 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30113012113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 717553 + ... + 758358.

It is an arithmetic number, because the mean of its divisors is an integer number (3626315784).

Almost surely, 2^30113012133 is an apocalyptic number.

It is an amenable number.

30113012133 is a deficient number, since it is larger than the sum of its proper divisors (13402777275).

30113012133 is a wasteful number, since it uses less digits than its factorization.

30113012133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478184 (or 1478181 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 30113012133 its reverse (33121031103), we get a palindrome (63234043236).

The spelling of 30113012133 in words is "thirty billion, one hundred thirteen million, twelve thousand, one hundred thirty-three".