1200112301000 has 32 divisors (see below), whose sum is σ = 2808262786680. Its totient is φ = 480044920000.

The previous prime is 1200112300999. The next prime is 1200112301027. The reversal of 1200112301000 is 1032110021.

It can be written as a sum of positive squares in 4 ways, for example, as 208426945444 + 991685355556 = 456538^2 + 995834^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600055151 + ... + 600057150.

Almost surely, 2^{1200112301000} is an apocalyptic number.

1200112301000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200112301000 is an abundant number, since it is smaller than the sum of its proper divisors (1608150485680).

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

1200112301000 is a wasteful number, since it uses less digits than its factorization.

1200112301000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200112322 (or 1200112308 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1200112301000 its reverse (1032110021), we get a palindrome (1201144411021).

The spelling of 1200112301000 in words is "one trillion, two hundred billion, one hundred twelve million, three hundred one thousand".