121004926973279 has 4 divisors (see below), whose sum is σ = 121957721673984. Its totient is φ = 120052132272576.

The previous prime is 121004926973221. The next prime is 121004926973341. The reversal of 121004926973279 is 972379629400121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121004926973279 - 2³⁶ = 120936207496543 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 (121004926973219) 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, 476397350162 + ... + 476397350415.

It is an arithmetic number, because the mean of its divisors is an integer number (30489430418496).

Almost surely, 2^{121004926973279} is an apocalyptic number.

121004926973279 is a deficient number, since it is larger than the sum of its proper divisors (952794700705).

121004926973279 is an equidigital number, since it uses as much as digits as its factorization.

121004926973279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952794700704.

The product of its (nonzero) digits is 20575296, while the sum is 62.

The spelling of 121004926973279 in words is "one hundred twenty-one trillion, four billion, nine hundred twenty-six million, nine hundred seventy-three thousand, two hundred seventy-nine".