30011020112100 has 72 divisors (see below), whose sum is σ = 86832528022240. Its totient is φ = 8002879418880.

The previous prime is 30011020112093. The next prime is 30011020112141. The reversal of 30011020112100 is 121102011003.

It is a super-2 number, since 2×30011020112100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52984191 + ... + 53547609.

Almost surely, 2^{30011020112100} is an apocalyptic number.

30011020112100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30011020112100 is an abundant number, since it is smaller than the sum of its proper divisors (56821507910140).

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

30011020112100 is a wasteful number, since it uses less digits than its factorization.

30011020112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740989 (or 740982 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 30011020112100 its reverse (121102011003), we get a palindrome (30132122123103).

The spelling of 30011020112100 in words is "thirty trillion, eleven billion, twenty million, one hundred twelve thousand, one hundred".