2323121033021 has 32 divisors (see below), whose sum is σ = 2518247750400. Its totient is φ = 2135027635200.

The previous prime is 2323121033003. The next prime is 2323121033131. The reversal of 2323121033021 is 1203301213232.

It is a cyclic number.

It is not a de Polignac number, because 2323121033021 - 2²² = 2323116838717 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 (2323121036021) 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, 431243090 + ... + 431248476.

It is an arithmetic number, because the mean of its divisors is an integer number (78695242200).

Almost surely, 2^{2323121033021} is an apocalyptic number.

It is an amenable number.

2323121033021 is a deficient number, since it is larger than the sum of its proper divisors (195126717379).

2323121033021 is a wasteful number, since it uses less digits than its factorization.

2323121033021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8405.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2323121033021 its reverse (1203301213232), we get a palindrome (3526422246253).

The spelling of 2323121033021 in words is "two trillion, three hundred twenty-three billion, one hundred twenty-one million, thirty-three thousand, twenty-one".