121110300113 has 4 divisors (see below), whose sum is σ = 132120327408. Its totient is φ = 110100272820.

The previous prime is 121110300107. The next prime is 121110300133. The reversal of 121110300113 is 311003011121.

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 121110300113 - 2²⁶ = 121043191249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121110300133) 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, 5505013631 + ... + 5505013652.

It is an arithmetic number, because the mean of its divisors is an integer number (33030081852).

Almost surely, 2^121110300113 is an apocalyptic number.

It is an amenable number.

121110300113 is a deficient number, since it is larger than the sum of its proper divisors (11010027295).

121110300113 is a wasteful number, since it uses less digits than its factorization.

121110300113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010027294.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 121110300113 its reverse (311003011121), we get a palindrome (432113311234).

The spelling of 121110300113 in words is "one hundred twenty-one billion, one hundred ten million, three hundred thousand, one hundred thirteen".