10202110120 has 16 divisors (see below), whose sum is σ = 22954747860. Its totient is φ = 4080844032.

The previous prime is 10202110111. The next prime is 10202110153. The reversal of 10202110120 is 2101120201.

It can be written as a sum of positive squares in 2 ways, for example, as 9864065124 + 338044996 = 99318^2 + 18386^2 .

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 = 10202110097 and 10202110106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127526337 + ... + 127526416.

Almost surely, 2^10202110120 is an apocalyptic number.

10202110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10202110120 is an abundant number, since it is smaller than the sum of its proper divisors (12752637740).

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

10202110120 is a wasteful number, since it uses less digits than its factorization.

10202110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255052764 (or 255052760 counting only the distinct ones).

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

Adding to 10202110120 its reverse (2101120201), we get a palindrome (12303230321).

The spelling of 10202110120 in words is "ten billion, two hundred two million, one hundred ten thousand, one hundred twenty".