120011020110021 has 32 divisors (see below), whose sum is σ = 164443928343552. Its totient is φ = 77808840762240.

The previous prime is 120011020110019. The next prime is 120011020110061.

120011020110021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 120011020110021 - 2¹ = 120011020110019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120011020109979 and 120011020110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011020110061) 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, 1709937696 + ... + 1710007878.

It is an arithmetic number, because the mean of its divisors is an integer number (5138872760736).

Almost surely, 2^{120011020110021} is an apocalyptic number.

It is an amenable number.

120011020110021 is a deficient number, since it is larger than the sum of its proper divisors (44432908233531).

120011020110021 is a wasteful number, since it uses less digits than its factorization.

120011020110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127353.

The product of its (nonzero) digits is 8, while the sum is 12.

The spelling of 120011020110021 in words is "one hundred twenty trillion, eleven billion, twenty million, one hundred ten thousand, twenty-one".