1202112110120 has 32 divisors (see below), whose sum is σ = 2704784204520. Its totient is φ = 480839162880.

The previous prime is 1202112110117. The next prime is 1202112110159. The reversal of 1202112110120 is 210112112021.

It can be written as a sum of positive squares in 4 ways, for example, as 1198661487556 + 3450622564 = 1094834^2 + 58742^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1202112110095 and 1202112110104.

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, 5461724 + ... + 5677556.

Almost surely, 2^{1202112110120} is an apocalyptic number.

1202112110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202112110120 is an abundant number, since it is smaller than the sum of its proper divisors (1502672094400).

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

1202112110120 is a wasteful number, since it uses less digits than its factorization.

1202112110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355085 (or 355081 counting only the distinct ones).

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

Adding to 1202112110120 its reverse (210112112021), we get a palindrome (1412224222141).

The spelling of 1202112110120 in words is "one trillion, two hundred two billion, one hundred twelve million, one hundred ten thousand, one hundred twenty".