1200222100112 has 20 divisors (see below), whose sum is σ = 2657634650496. Its totient is φ = 514380900000.

The previous prime is 1200222100097. The next prime is 1200222100141. The reversal of 1200222100112 is 2110012220021.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 5358134264 + ... + 5358134487.

Almost surely, 2^{1200222100112} is an apocalyptic number.

It is an amenable number.

1200222100112 is an abundant number, since it is smaller than the sum of its proper divisors (1457412550384).

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

1200222100112 is a wasteful number, since it uses less digits than its factorization.

1200222100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10716268766 (or 10716268760 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200222100112 its reverse (2110012220021), we get a palindrome (3310234320133).

The spelling of 1200222100112 in words is "one trillion, two hundred billion, two hundred twenty-two million, one hundred thousand, one hundred twelve".