113331220201 has 4 divisors (see below), whose sum is σ = 115252088400. Its totient is φ = 111410352004.

The previous prime is 113331220157. The next prime is 113331220229. The reversal of 113331220201 is 102022133311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113331220201 - 2¹⁹ = 113330695913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113331220241) 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, 960434011 + ... + 960434128.

It is an arithmetic number, because the mean of its divisors is an integer number (28813022100).

Almost surely, 2^113331220201 is an apocalyptic number.

It is an amenable number.

113331220201 is a deficient number, since it is larger than the sum of its proper divisors (1920868199).

113331220201 is an equidigital number, since it uses as much as digits as its factorization.

113331220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920868198.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113331220201 its reverse (102022133311), we get a palindrome (215353353512).

The spelling of 113331220201 in words is "one hundred thirteen billion, three hundred thirty-one million, two hundred twenty thousand, two hundred one".