111103344120 has 64 divisors (see below), whose sum is σ = 333360709920. Its totient is φ = 29623053824.

The previous prime is 111103344103. The next prime is 111103344137. The reversal of 111103344120 is 21443301111.

It is an interprime number because it is at equal distance from previous prime (111103344103) and next prime (111103344137).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 763114 + ... + 896966.

Almost surely, 2^111103344120 is an apocalyptic number.

111103344120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111103344120 is an abundant number, since it is smaller than the sum of its proper divisors (222257365800).

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

111103344120 is a wasteful number, since it uses less digits than its factorization.

111103344120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140784 (or 140780 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111103344120 its reverse (21443301111), we get a palindrome (132546645231).

The spelling of 111103344120 in words is "one hundred eleven billion, one hundred three million, three hundred forty-four thousand, one hundred twenty".