113102011 has 4 divisors (see below), whose sum is σ = 123384024. Its totient is φ = 102820000.

The previous prime is 113101999. The next prime is 113102047. The reversal of 113102011 is 110201311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113102011 - 2⁵ = 113101979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113102051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5140990 + ... + 5141011.

It is an arithmetic number, because the mean of its divisors is an integer number (30846006).

Almost surely, 2^113102011 is an apocalyptic number.

113102011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113102011 is a deficient number, since it is larger than the sum of its proper divisors (10282013).

113102011 is a wasteful number, since it uses less digits than its factorization.

113102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10282012.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 113102011 is about 10634.9429241534. The cubic root of 113102011 is about 483.6042501262.

Adding to 113102011 its reverse (110201311), we get a palindrome (223303322).

The spelling of 113102011 in words is "one hundred thirteen million, one hundred two thousand, eleven".