120200021220021 has 8 divisors (see below), whose sum is σ = 162658735183584. Its totient is φ = 78937327368240.

The previous prime is 120200021219981. The next prime is 120200021220077. The reversal of 120200021220021 is 120022120002021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120200021220021 - 2⁷ = 120200021219893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200021220121) 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, 299005027710 + ... + 299005028111.

It is an arithmetic number, because the mean of its divisors is an integer number (20332341897948).

Almost surely, 2^{120200021220021} is an apocalyptic number.

It is an amenable number.

120200021220021 is a deficient number, since it is larger than the sum of its proper divisors (42458713963563).

120200021220021 is an equidigital number, since it uses as much as digits as its factorization.

120200021220021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598010055891.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120200021220021 its reverse (120022120002021), we get a palindrome (240222141222042).

The spelling of 120200021220021 in words is "one hundred twenty trillion, two hundred billion, twenty-one million, two hundred twenty thousand, twenty-one".