120022222021021 has 4 divisors (see below), whose sum is σ = 120022248144672. Its totient is φ = 120022195897372.

The previous prime is 120022222020937. The next prime is 120022222021049. The reversal of 120022222021021 is 120120222220021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120022222021021 - 2⁷ = 120022222020893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120022222021021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120022222021721) 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, 4137985 + ... + 16036438.

It is an arithmetic number, because the mean of its divisors is an integer number (30005562036168).

Almost surely, 2^{120022222021021} is an apocalyptic number.

It is an amenable number.

120022222021021 is a deficient number, since it is larger than the sum of its proper divisors (26123651).

120022222021021 is an equidigital number, since it uses as much as digits as its factorization.

120022222021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26123650.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 120022222021021 its reverse (120120222220021), we get a palindrome (240142444241042).

The spelling of 120022222021021 in words is "one hundred twenty trillion, twenty-two billion, two hundred twenty-two million, twenty-one thousand, twenty-one".