120010211100020 has 24 divisors (see below), whose sum is σ = 260711837908200. Its totient is φ = 46348771183232.

The previous prime is 120010211099983. The next prime is 120010211100047. The reversal of 120010211100020 is 20001112010021.

It can be written as a sum of positive squares in 4 ways, for example, as 19886212684816 + 100123998415204 = 4459396^2 + 10006198^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120010211099974 and 120010211100010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103457077955 + ... + 103457079114.

It is an arithmetic number, because the mean of its divisors is an integer number (10862993246175).

Almost surely, 2^{120010211100020} is an apocalyptic number.

120010211100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120010211100020 is an abundant number, since it is smaller than the sum of its proper divisors (140701626808180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120010211100020 is a wasteful number, since it uses less digits than its factorization.

120010211100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206914157107 (or 206914157105 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120010211100020 its reverse (20001112010021), we get a palindrome (140011323110041).

The spelling of 120010211100020 in words is "one hundred twenty trillion, ten billion, two hundred eleven million, one hundred thousand, twenty".