121423024350121 has 32 divisors (see below), whose sum is σ = 132814045163520. Its totient is φ = 110330076628800.

The previous prime is 121423024350101. The next prime is 121423024350163. The reversal of 121423024350121 is 121053420324121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121423024350121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121423024350101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1683985756 + ... + 1684057858.

It is an arithmetic number, because the mean of its divisors is an integer number (4150438911360).

Almost surely, 2^{121423024350121} is an apocalyptic number.

It is an amenable number.

121423024350121 is a deficient number, since it is larger than the sum of its proper divisors (11391020813399).

121423024350121 is a wasteful number, since it uses less digits than its factorization.

121423024350121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75037.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 121423024350121 its reverse (121053420324121), we get a palindrome (242476444674242).

The spelling of 121423024350121 in words is "one hundred twenty-one trillion, four hundred twenty-three billion, twenty-four million, three hundred fifty thousand, one hundred twenty-one".