1200100012199 has 24 divisors (see below), whose sum is σ = 1326286437840. Its totient is φ = 1085084000000.

The previous prime is 1200100012169. The next prime is 1200100012219. The reversal of 1200100012199 is 9912100010021.

It is not a de Polignac number, because 1200100012199 - 2³⁶ = 1131380535463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200100012109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21261887 + ... + 21318255.

It is an arithmetic number, because the mean of its divisors is an integer number (55261934910).

Almost surely, 2^{1200100012199} is an apocalyptic number.

1200100012199 is a deficient number, since it is larger than the sum of its proper divisors (126186425641).

1200100012199 is a wasteful number, since it uses less digits than its factorization.

1200100012199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57343 (or 57332 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 1200100012199 in words is "one trillion, two hundred billion, one hundred million, twelve thousand, one hundred ninety-nine".