30111122200 has 24 divisors (see below), whose sum is σ = 70008359580. Its totient is φ = 12044448800.

The previous prime is 30111122191. The next prime is 30111122219. The reversal of 30111122200 is 222111103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75277606 + ... + 75278005.

Almost surely, 2^30111122200 is an apocalyptic number.

It is an amenable number.

30111122200 is an abundant number, since it is smaller than the sum of its proper divisors (39897237380).

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

30111122200 is a wasteful number, since it uses less digits than its factorization.

30111122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150555627 (or 150555618 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 30111122200 its reverse (222111103), we get a palindrome (30333233303).

It can be divided in two parts, 3011 and 1122200, that added together give a palindrome (1125211).

The spelling of 30111122200 in words is "thirty billion, one hundred eleven million, one hundred twenty-two thousand, two hundred".