121324424423121 has 12 divisors (see below), whose sum is σ = 175912726923648. Its totient is φ = 80575409881464.

The previous prime is 121324424423119. The next prime is 121324424423159.

121324424423121 is a `hidden beast` number, since 1 + 2 + 1 + 32 + 442 + 44 + 23 + 121 = 666.

121324424423121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 121324424423121 - 2¹ = 121324424423119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121324424423161) 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, 25628308665 + ... + 25628313398.

It is an arithmetic number, because the mean of its divisors is an integer number (14659393910304).

Almost surely, 2^{121324424423121} is an apocalyptic number.

It is an amenable number.

121324424423121 is a deficient number, since it is larger than the sum of its proper divisors (54588302500527).

121324424423121 is a wasteful number, since it uses less digits than its factorization.

121324424423121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51256622332 (or 51256622329 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The spelling of 121324424423121 in words is "one hundred twenty-one trillion, three hundred twenty-four billion, four hundred twenty-four million, four hundred twenty-three thousand, one hundred twenty-one".