2120023321499 has 4 divisors (see below), whose sum is σ = 2149064736936. Its totient is φ = 2090981906064.

The previous prime is 2120023321457. The next prime is 2120023321567. The reversal of 2120023321499 is 9941233200212.

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 2120023321499 - 2²⁸ = 2119754886043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120023351499) 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, 14520707609 + ... + 14520707754.

It is an arithmetic number, because the mean of its divisors is an integer number (537266184234).

Almost surely, 2^{2120023321499} is an apocalyptic number.

2120023321499 is a deficient number, since it is larger than the sum of its proper divisors (29041415437).

2120023321499 is an equidigital number, since it uses as much as digits as its factorization.

2120023321499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29041415436.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 2120023321499 in words is "two trillion, one hundred twenty billion, twenty-three million, three hundred twenty-one thousand, four hundred ninety-nine".