111210311320 has 32 divisors (see below), whose sum is σ = 263392844400. Its totient is φ = 42142854528.

The previous prime is 111210311249. The next prime is 111210311341. The reversal of 111210311320 is 23113012111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111210311294 and 111210311303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73163919 + ... + 73165438.

Almost surely, 2^111210311320 is an apocalyptic number.

111210311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111210311320 is an abundant number, since it is smaller than the sum of its proper divisors (152182533080).

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

111210311320 is a wasteful number, since it uses less digits than its factorization.

111210311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146329387 (or 146329383 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111210311320 its reverse (23113012111), we get a palindrome (134323323431).

The spelling of 111210311320 in words is "one hundred eleven billion, two hundred ten million, three hundred eleven thousand, three hundred twenty".