113220112201 has 4 divisors (see below), whose sum is σ = 129394413952. Its totient is φ = 97045810452.

The previous prime is 113220112199. The next prime is 113220112211. The reversal of 113220112201 is 102211022311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102211022311 = 79 ⋅1293810409.

It is a cyclic number.

It is not a de Polignac number, because 113220112201 - 2¹ = 113220112199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113220112211) 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, 8087150865 + ... + 8087150878.

It is an arithmetic number, because the mean of its divisors is an integer number (32348603488).

Almost surely, 2^113220112201 is an apocalyptic number.

It is an amenable number.

113220112201 is a deficient number, since it is larger than the sum of its proper divisors (16174301751).

113220112201 is an equidigital number, since it uses as much as digits as its factorization.

113220112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16174301750.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 113220112201 its reverse (102211022311), we get a palindrome (215431134512).

The spelling of 113220112201 in words is "one hundred thirteen billion, two hundred twenty million, one hundred twelve thousand, two hundred one".