30313012332 has 12 divisors (see below), whose sum is σ = 70730362136. Its totient is φ = 10104337440.

The previous prime is 30313012321. The next prime is 30313012333. The reversal of 30313012332 is 23321031303.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 30313012299 and 30313012308.

It is not an unprimeable number, because it can be changed into a prime (30313012333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263042169 + ... + 1263042192.

Almost surely, 2^30313012332 is an apocalyptic number.

It is an amenable number.

30313012332 is an abundant number, since it is smaller than the sum of its proper divisors (40417349804).

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

30313012332 is a wasteful number, since it uses less digits than its factorization.

30313012332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526084368 (or 2526084366 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30313012332 its reverse (23321031303), we get a palindrome (53634043635).

The spelling of 30313012332 in words is "thirty billion, three hundred thirteen million, twelve thousand, three hundred thirty-two".