113023100121 has 4 divisors (see below), whose sum is σ = 150697466832. Its totient is φ = 75348733412.

The previous prime is 113023100107. The next prime is 113023100131. The reversal of 113023100121 is 121001320311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121001320311 = 3 ⋅40333773437.

It is a cyclic number.

It is not a de Polignac number, because 113023100121 - 2⁷ = 113023099993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113023100121.

It is not an unprimeable number, because it can be changed into a prime (113023100131) 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, 18837183351 + ... + 18837183356.

It is an arithmetic number, because the mean of its divisors is an integer number (37674366708).

Almost surely, 2^113023100121 is an apocalyptic number.

It is an amenable number.

113023100121 is a deficient number, since it is larger than the sum of its proper divisors (37674366711).

113023100121 is an equidigital number, since it uses as much as digits as its factorization.

113023100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37674366710.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113023100121 its reverse (121001320311), we get a palindrome (234024420432).

The spelling of 113023100121 in words is "one hundred thirteen billion, twenty-three million, one hundred thousand, one hundred twenty-one".