113620211 has 4 divisors (see below), whose sum is σ = 113646000. Its totient is φ = 113594424.

The previous prime is 113620189. The next prime is 113620259. The reversal of 113620211 is 112026311.

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 113620211 - 2¹⁸ = 113358067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113620211.

It is not an unprimeable number, because it can be changed into a prime (113620261) 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, 4436 + ... + 15713.

It is an arithmetic number, because the mean of its divisors is an integer number (28411500).

Almost surely, 2^113620211 is an apocalyptic number.

113620211 is a deficient number, since it is larger than the sum of its proper divisors (25789).

113620211 is an equidigital number, since it uses as much as digits as its factorization.

113620211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25788.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 113620211 is about 10659.2781650541. The cubic root of 113620211 is about 484.3417022743.

Adding to 113620211 its reverse (112026311), we get a palindrome (225646522).

The spelling of 113620211 in words is "one hundred thirteen million, six hundred twenty thousand, two hundred eleven".