120122321021 has 8 divisors (see below), whose sum is σ = 121960412640. Its totient is φ = 118285559568.

The previous prime is 120122321017. The next prime is 120122321047. The reversal of 120122321021 is 120123221021.

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 120122321021 - 2² = 120122321017 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 (120122321051) 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, 149786 + ... + 512523.

It is an arithmetic number, because the mean of its divisors is an integer number (15245051580).

Almost surely, 2^120122321021 is an apocalyptic number.

It is an amenable number.

120122321021 is a deficient number, since it is larger than the sum of its proper divisors (1838091619).

120122321021 is an equidigital number, since it uses as much as digits as its factorization.

120122321021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665083.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 120122321021 its reverse (120123221021), we get a palindrome (240245542042).

The spelling of 120122321021 in words is "one hundred twenty billion, one hundred twenty-two million, three hundred twenty-one thousand, twenty-one".