30311132133100 has 144 divisors (see below), whose sum is σ = 81360848128000. Its totient is φ = 9544767217920.

The previous prime is 30311132133071. The next prime is 30311132133119. The reversal of 30311132133100 is 133123111303.

It is a super-2 number, since 2×30311132133100² (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 47 ways as a sum of consecutive naturals, for example, 6558180 + ... + 10179979.

Almost surely, 2^{30311132133100} is an apocalyptic number.

It is an amenable number.

30311132133100 is an abundant number, since it is smaller than the sum of its proper divisors (51049715994900).

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

30311132133100 is a wasteful number, since it uses less digits than its factorization.

30311132133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16738392 (or 16738385 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 30311132133100 its reverse (133123111303), we get a palindrome (30444255244403).

The spelling of 30311132133100 in words is "thirty trillion, three hundred eleven billion, one hundred thirty-two million, one hundred thirty-three thousand, one hundred".