1200002000112 has 30 divisors (see below), whose sum is σ = 3358338931272. Its totient is φ = 400000666656.

The previous prime is 1200002000107. The next prime is 1200002000123. The reversal of 1200002000112 is 2110002000021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200002000094 and 1200002000103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4166673468 + ... + 4166673755.

Almost surely, 2^{1200002000112} is an apocalyptic number.

1200002000112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200002000112 is an abundant number, since it is smaller than the sum of its proper divisors (2158336931160).

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

1200002000112 is a wasteful number, since it uses less digits than its factorization.

1200002000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333347237 (or 8333347228 counting only the distinct ones).

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

Adding to 1200002000112 its reverse (2110002000021), we get a palindrome (3310004000133).

Subtracting 1200002000112 from its reverse (2110002000021), we obtain a palindrome (909999999909).

The spelling of 1200002000112 in words is "one trillion, two hundred billion, two million, one hundred twelve", and thus it is an aban number.