30133100220 has 48 divisors (see below), whose sum is σ = 84390501888. Its totient is φ = 8033796160.

The previous prime is 30133100197. The next prime is 30133100279. The reversal of 30133100220 is 2200133103.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30133100220.

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, 247465 + ... + 348575.

It is an arithmetic number, because the mean of its divisors is an integer number (1758135456).

Almost surely, 2^30133100220 is an apocalyptic number.

30133100220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30133100220 is an abundant number, since it is smaller than the sum of its proper divisors (54257401668).

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

30133100220 is a wasteful number, since it uses less digits than its factorization.

30133100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106090 (or 106088 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30133100220 its reverse (2200133103), we get a palindrome (32333233323).

The spelling of 30133100220 in words is "thirty billion, one hundred thirty-three million, one hundred thousand, two hundred twenty".