2331706355021 has 8 divisors (see below), whose sum is σ = 2340237626880. Its totient is φ = 2323175900688.

The previous prime is 2331706354937. The next prime is 2331706355029. The reversal of 2331706355021 is 1205536071332.

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 2331706355021 - 2¹⁰ = 2331706353997 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 (2331706355029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5836100 + ... + 6222818.

It is an arithmetic number, because the mean of its divisors is an integer number (292529703360).

Almost surely, 2^{2331706355021} is an apocalyptic number.

It is an amenable number.

2331706355021 is a deficient number, since it is larger than the sum of its proper divisors (8531271859).

2331706355021 is a wasteful number, since it uses less digits than its factorization.

2331706355021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408763.

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 2331706355021 in words is "two trillion, three hundred thirty-one billion, seven hundred six million, three hundred fifty-five thousand, twenty-one".