30111113102 has 16 divisors (see below), whose sum is σ = 51630390240. Its totient is φ = 12901927968.

The previous prime is 30111113069. The next prime is 30111113117. The reversal of 30111113102 is 20131111103.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169577 + ... + 298292.

It is an arithmetic number, because the mean of its divisors is an integer number (3226899390).

Almost surely, 2^30111113102 is an apocalyptic number.

30111113102 is a deficient number, since it is larger than the sum of its proper divisors (21519277138).

30111113102 is a wasteful number, since it uses less digits than its factorization.

30111113102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472475.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 30111113102 its reverse (20131111103), we get a palindrome (50242224205).

The spelling of 30111113102 in words is "thirty billion, one hundred eleven million, one hundred thirteen thousand, one hundred two".