111313331412 has 24 divisors (see below), whose sum is σ = 260655424512. Its totient is φ = 36972398400.

The previous prime is 111313331411. The next prime is 111313331413. The reversal of 111313331412 is 214133313111.

It is an interprime number because it is at equal distance from previous prime (111313331411) and next prime (111313331413).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111313331411) by changing a digit.

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, 16502164 + ... + 16508907.

It is an arithmetic number, because the mean of its divisors is an integer number (10860642688).

Almost surely, 2^111313331412 is an apocalyptic number.

111313331412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111313331412 is an abundant number, since it is smaller than the sum of its proper divisors (149342093100).

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

111313331412 is a wasteful number, since it uses less digits than its factorization.

111313331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33011359 (or 33011357 counting only the distinct ones).

The product of its digits is 648, while the sum is 24.

Adding to 111313331412 its reverse (214133313111), we get a palindrome (325446644523).

The spelling of 111313331412 in words is "one hundred eleven billion, three hundred thirteen million, three hundred thirty-one thousand, four hundred twelve".