111013331 has 8 divisors (see below), whose sum is σ = 130421424. Its totient is φ = 93157920.

The previous prime is 111013327. The next prime is 111013337. The reversal of 111013331 is 133310111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111013331 - 2² = 111013327 is a prime.

It is a super-2 number, since 2×111013331² = 24647919319431122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111013337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388016 + ... + 388301.

It is an arithmetic number, because the mean of its divisors is an integer number (16302678).

Almost surely, 2^111013331 is an apocalyptic number.

111013331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111013331 is a deficient number, since it is larger than the sum of its proper divisors (19408093).

111013331 is a wasteful number, since it uses less digits than its factorization.

111013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776341.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 111013331 is about 10536.2863951204. The cubic root of 111013331 is about 480.6087920578.

Adding to 111013331 its reverse (133310111), we get a palindrome (244323442).

It can be divided in two parts, 1110 and 13331, that added together give a palindrome (14441).

The spelling of 111013331 in words is "one hundred eleven million, thirteen thousand, three hundred thirty-one".