113202220230221 has 4 divisors (see below), whose sum is σ = 113457755716512. Its totient is φ = 112946684743932.

The previous prime is 113202220230217. The next prime is 113202220230259. The reversal of 113202220230221 is 122032022202311.

It is a happy number.

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 113202220230221 - 2² = 113202220230217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113202220230721) 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, 127767742481 + ... + 127767743366.

It is an arithmetic number, because the mean of its divisors is an integer number (28364438929128).

Almost surely, 2^{113202220230221} is an apocalyptic number.

It is an amenable number.

113202220230221 is a deficient number, since it is larger than the sum of its proper divisors (255535486291).

113202220230221 is an equidigital number, since it uses as much as digits as its factorization.

113202220230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255535486290.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 113202220230221 its reverse (122032022202311), we get a palindrome (235234242432532).

The spelling of 113202220230221 in words is "one hundred thirteen trillion, two hundred two billion, two hundred twenty million, two hundred thirty thousand, two hundred twenty-one".