120012010122101 has 4 divisors (see below), whose sum is σ = 120012034197900. Its totient is φ = 120011986046304.

The previous prime is 120012010122071. The next prime is 120012010122119. The reversal of 120012010122101 is 101221010210021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59300626476100 + 60711383646001 = 7700690^2 + 7791751^2 .

It is a cyclic number.

It is not a de Polignac number, because 120012010122101 - 2¹⁸ = 120012009859957 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 (120012010122131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1465886 + ... + 15561903.

It is an arithmetic number, because the mean of its divisors is an integer number (30003008549475).

Almost surely, 2^{120012010122101} is an apocalyptic number.

It is an amenable number.

120012010122101 is a deficient number, since it is larger than the sum of its proper divisors (24075799).

120012010122101 is an equidigital number, since it uses as much as digits as its factorization.

120012010122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24075798.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120012010122101 its reverse (101221010210021), we get a palindrome (221233020332122).

The spelling of 120012010122101 in words is "one hundred twenty trillion, twelve billion, ten million, one hundred twenty-two thousand, one hundred one".