111113010 has 48 divisors (see below), whose sum is σ = 290001816. Its totient is φ = 29516544.

The previous prime is 111112987. The next prime is 111113011. The reversal of 111113010 is 10311111.

It can be written as a sum of positive squares in 4 ways, for example, as 81920601 + 29192409 = 9051^2 + 5403^2 .

It is a super-2 number, since 2×111113010² = 24692201982520200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 111112983 and 111113001.

It is not an unprimeable number, because it can be changed into a prime (111113011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22702 + ... + 27158.

Almost surely, 2^111113010 is an apocalyptic number.

111113010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111113010 is an abundant number, since it is smaller than the sum of its proper divisors (178888806).

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

111113010 is a wasteful number, since it uses less digits than its factorization.

111113010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747 (or 4744 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

The square root of 111113010 is about 10541.0156057185. The cubic root of 111113010 is about 480.7525954252.

Adding to 111113010 its reverse (10311111), we get a palindrome (121424121).

The spelling of 111113010 in words is "one hundred eleven million, one hundred thirteen thousand, ten".