121103342022123 has 6 divisors (see below), whose sum is σ = 174927049587524. Its totient is φ = 80735561348076.

The previous prime is 121103342022043. The next prime is 121103342022193. The reversal of 121103342022123 is 321220243301121.

121103342022123 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 0 + 334 + 202 + 2 + 123 = 666.

It is not a de Polignac number, because 121103342022123 - 2²⁸ = 121103073586667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121103342022193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6727963445665 + ... + 6727963445682.

Almost surely, 2^{121103342022123} is an apocalyptic number.

121103342022123 is a deficient number, since it is larger than the sum of its proper divisors (53823707565401).

121103342022123 is a wasteful number, since it uses less digits than its factorization.

121103342022123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13455926891353 (or 13455926891350 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 121103342022123 its reverse (321220243301121), we get a palindrome (442323585323244).

The spelling of 121103342022123 in words is "one hundred twenty-one trillion, one hundred three billion, three hundred forty-two million, twenty-two thousand, one hundred twenty-three".