120102220101 has 16 divisors (see below), whose sum is σ = 169263976640. Its totient is φ = 75539278080.

The previous prime is 120102220099. The next prime is 120102220123. The reversal of 120102220101 is 101022201021.

It is not a de Polignac number, because 120102220101 - 2¹ = 120102220099 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 (120102221101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4357750 + ... + 4385223.

It is an arithmetic number, because the mean of its divisors is an integer number (10578998540).

Almost surely, 2^120102220101 is an apocalyptic number.

It is an amenable number.

120102220101 is a deficient number, since it is larger than the sum of its proper divisors (49161756539).

120102220101 is a wasteful number, since it uses less digits than its factorization.

120102220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8743236.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120102220101 its reverse (101022201021), we get a palindrome (221124421122).

It can be divided in two parts, 1 and 20102220101, that added together give a palindrome (20102220102).

The spelling of 120102220101 in words is "one hundred twenty billion, one hundred two million, two hundred twenty thousand, one hundred one".