1200112010012 has 12 divisors (see below), whose sum is σ = 2191508888016. Its totient is φ = 573966613440.

The previous prime is 1200112009913. The next prime is 1200112010021. The reversal of 1200112010012 is 2100102110021.

It is a junction number, because it is equal to n+sod(n) for n = 1200112009975 and 1200112010002.

It is a congruent number.

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, 6522347789 + ... + 6522347972.

It is an arithmetic number, because the mean of its divisors is an integer number (182625740668).

Almost surely, 2^{1200112010012} is an apocalyptic number.

It is an amenable number.

1200112010012 is a deficient number, since it is larger than the sum of its proper divisors (991396878004).

1200112010012 is a wasteful number, since it uses less digits than its factorization.

1200112010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13044695788 (or 13044695786 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1200112010012 its reverse (2100102110021), we get a palindrome (3300214120033).

The spelling of 1200112010012 in words is "one trillion, two hundred billion, one hundred twelve million, ten thousand, twelve".