1200102122112 has 32 divisors (see below), whose sum is σ = 3187771262880. Its totient is φ = 400034040576.

The previous prime is 1200102122099. The next prime is 1200102122159. The reversal of 1200102122112 is 2112212010021.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 1200102122091 and 1200102122100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562632588 + ... + 1562633355.

It is an arithmetic number, because the mean of its divisors is an integer number (99617851965).

Almost surely, 2^{1200102122112} is an apocalyptic number.

1200102122112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200102122112 is an abundant number, since it is smaller than the sum of its proper divisors (1987669140768).

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

1200102122112 is an equidigital number, since it uses as much as digits as its factorization.

1200102122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125265960 (or 3125265948 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1200102122112 its reverse (2112212010021), we get a palindrome (3312314132133).

The spelling of 1200102122112 in words is "one trillion, two hundred billion, one hundred two million, one hundred twenty-two thousand, one hundred twelve".