121324002779 has 32 divisors (see below), whose sum is σ = 147016826880. Its totient is φ = 97916947200.

The previous prime is 121324002757. The next prime is 121324002803. The reversal of 121324002779 is 977200423121.

It is not a de Polignac number, because 121324002779 - 2¹² = 121323998683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121324002749) 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, 3300302 + ... + 3336860.

It is an arithmetic number, because the mean of its divisors is an integer number (4594275840).

Almost surely, 2^121324002779 is an apocalyptic number.

121324002779 is a deficient number, since it is larger than the sum of its proper divisors (25692824101).

121324002779 is a wasteful number, since it uses less digits than its factorization.

121324002779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37011.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 121324002779 in words is "one hundred twenty-one billion, three hundred twenty-four million, two thousand, seven hundred seventy-nine".