120111020022021 has 32 divisors (see below), whose sum is σ = 191002005946368. Its totient is φ = 65644548182400.

The previous prime is 120111020022017. The next prime is 120111020022047. The reversal of 120111020022021 is 120220020111021.

It is not a de Polignac number, because 120111020022021 - 2² = 120111020022017 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111020022001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6608661 + ... + 16849226.

It is an arithmetic number, because the mean of its divisors is an integer number (5968812685824).

Almost surely, 2^{120111020022021} is an apocalyptic number.

It is an amenable number.

120111020022021 is a deficient number, since it is larger than the sum of its proper divisors (70890985924347).

120111020022021 is a wasteful number, since it uses less digits than its factorization.

120111020022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23468521.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120111020022021 its reverse (120220020111021), we get a palindrome (240331040133042).

The spelling of 120111020022021 in words is "one hundred twenty trillion, one hundred eleven billion, twenty million, twenty-two thousand, twenty-one".