12010200120 has 96 divisors (see below), whose sum is σ = 41329239120. Its totient is φ = 3014323200.

The previous prime is 12010200119. The next prime is 12010200133. The reversal of 12010200120 is 2100201021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 975106 + ... + 987345.

Almost surely, 2^12010200120 is an apocalyptic number.

12010200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010200120 is an abundant number, since it is smaller than the sum of its proper divisors (29319039000).

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

12010200120 is a wasteful number, since it uses less digits than its factorization.

12010200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962485 (or 1962478 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12010200120 its reverse (2100201021), we get a palindrome (14110401141).

Subtracting from 12010200120 its reverse (2100201021), we obtain a palindrome (9909999099).

The spelling of 12010200120 in words is "twelve billion, ten million, two hundred thousand, one hundred twenty".