120022122202021 has 8 divisors (see below), whose sum is σ = 136857804502104. Its totient is φ = 104272612953600.

The previous prime is 120022122201997. The next prime is 120022122202027. The reversal of 120022122202021 is 120202221220021.

It can be written as a sum of positive squares in 4 ways, for example, as 230629497121 + 119791492704900 = 480239^2 + 10944930^2 .

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

It is not a de Polignac number, because 120022122202021 - 2⁷ = 120022122201893 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 120022122202021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120022122202027) 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, 271543262680 + ... + 271543263121.

It is an arithmetic number, because the mean of its divisors is an integer number (17107225562763).

Almost surely, 2^{120022122202021} is an apocalyptic number.

It is an amenable number.

120022122202021 is a deficient number, since it is larger than the sum of its proper divisors (16835682300083).

120022122202021 is a wasteful number, since it uses less digits than its factorization.

120022122202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543086525831.

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

Adding to 120022122202021 its reverse (120202221220021), we get a palindrome (240224343422042).

The spelling of 120022122202021 in words is "one hundred twenty trillion, twenty-two billion, one hundred twenty-two million, two hundred two thousand, twenty-one".