111312100021014 has 48 divisors (see below), whose sum is σ = 244943071330464. Its totient is φ = 36526098470400.

The previous prime is 111312100020983. The next prime is 111312100021027. The reversal of 111312100021014 is 410120001213111.

It is a super-2 number, since 2×111312100021014² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65039259 + ... + 66728774.

It is an arithmetic number, because the mean of its divisors is an integer number (5102980652718).

Almost surely, 2^{111312100021014} is an apocalyptic number.

111312100021014 is an abundant number, since it is smaller than the sum of its proper divisors (133630971309450).

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

111312100021014 is a wasteful number, since it uses less digits than its factorization.

111312100021014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131768773 (or 131768770 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111312100021014 its reverse (410120001213111), we get a palindrome (521432101234125).

The spelling of 111312100021014 in words is "one hundred eleven trillion, three hundred twelve billion, one hundred million, twenty-one thousand, fourteen".