121122023013 has 12 divisors (see below), whose sum is σ = 176652617440. Its totient is φ = 79964053416.

The previous prime is 121122022963. The next prime is 121122023093. The reversal of 121122023013 is 310320221121.

121122023013 is a `hidden beast` number, since 1 + 211 + 220 + 230 + 1 + 3 = 666.

It is not a de Polignac number, because 121122023013 - 2¹⁰ = 121122021989 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 (121122023093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65329183 + ... + 65331036.

Almost surely, 2^121122023013 is an apocalyptic number.

It is an amenable number.

121122023013 is a deficient number, since it is larger than the sum of its proper divisors (55530594427).

121122023013 is a wasteful number, since it uses less digits than its factorization.

121122023013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130660328 (or 130660325 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121122023013 its reverse (310320221121), we get a palindrome (431442244134).

The spelling of 121122023013 in words is "one hundred twenty-one billion, one hundred twenty-two million, twenty-three thousand, thirteen".