12201000020112 has 80 divisors (see below), whose sum is σ = 34824337706880. Its totient is φ = 3661340153856.

The previous prime is 12201000019987. The next prime is 12201000020173. The reversal of 12201000020112 is 21102000010221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325029187 + ... + 325066722.

It is an arithmetic number, because the mean of its divisors is an integer number (435304221336).

Almost surely, 2^{12201000020112} is an apocalyptic number.

12201000020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12201000020112 is an abundant number, since it is smaller than the sum of its proper divisors (22623337686768).

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

12201000020112 is a wasteful number, since it uses less digits than its factorization.

12201000020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650095960 (or 650095954 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201000020112 its reverse (21102000010221), we get a palindrome (33303000030333).

The spelling of 12201000020112 in words is "twelve trillion, two hundred one billion, twenty thousand, one hundred twelve".