120102010120 has 32 divisors (see below), whose sum is σ = 276820490520. Its totient is φ = 46869076480.

The previous prime is 120102010117. The next prime is 120102010153. The reversal of 120102010120 is 21010201021.

It can be written as a sum of positive squares in 4 ways, for example, as 39253911876 + 80848098244 = 198126^2 + 284338^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 120102010097 and 120102010106.

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, 36614827 + ... + 36618106.

Almost surely, 2^120102010120 is an apocalyptic number.

120102010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120102010120 is an abundant number, since it is smaller than the sum of its proper divisors (156718480400).

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

120102010120 is a wasteful number, since it uses less digits than its factorization.

120102010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73232985 (or 73232981 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120102010120 its reverse (21010201021), we get a palindrome (141112211141).

The spelling of 120102010120 in words is "one hundred twenty billion, one hundred two million, ten thousand, one hundred twenty".