12010110120 has 48 divisors (see below), whose sum is σ = 39032859060. Its totient is φ = 3202695936.

The previous prime is 12010110113. The next prime is 12010110137. The reversal of 12010110120 is 2101101021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11949550596 + 60559524 = 109314^2 + 7782^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16680349 + ... + 16681068.

Almost surely, 2^12010110120 is an apocalyptic number.

12010110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010110120 is an abundant number, since it is smaller than the sum of its proper divisors (27022748940).

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

12010110120 is a wasteful number, since it uses less digits than its factorization.

12010110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33361434 (or 33361427 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12010110120 its reverse (2101101021), we get a palindrome (14111211141).

Subtracting from 12010110120 its reverse (2101101021), we obtain a palindrome (9909009099).

The spelling of 12010110120 in words is "twelve billion, ten million, one hundred ten thousand, one hundred twenty".