3124973911021 has 8 divisors (see below), whose sum is σ = 3130591093344. Its totient is φ = 3119357234640.

The previous prime is 3124973911009. The next prime is 3124973911051. The reversal of 3124973911021 is 1201193794213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3124973911021 - 2⁷ = 3124973910893 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 (3124973911051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13565226 + ... + 13793668.

It is an arithmetic number, because the mean of its divisors is an integer number (391323886668).

Almost surely, 2^{3124973911021} is an apocalyptic number.

It is an amenable number.

3124973911021 is a deficient number, since it is larger than the sum of its proper divisors (5617182323).

3124973911021 is a wasteful number, since it uses less digits than its factorization.

3124973911021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252971.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 3124973911021 in words is "three trillion, one hundred twenty-four billion, nine hundred seventy-three million, nine hundred eleven thousand, twenty-one".