1200020113233 has 32 divisors (see below), whose sum is σ = 1811536812800. Its totient is φ = 784977775488.

The previous prime is 1200020113219. The next prime is 1200020113267. The reversal of 1200020113233 is 3323110200021.

It is not a de Polignac number, because 1200020113233 - 2⁴ = 1200020113217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200020113273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1676260 + ... + 2282517.

It is an arithmetic number, because the mean of its divisors is an integer number (56610525400).

Almost surely, 2^{1200020113233} is an apocalyptic number.

It is an amenable number.

1200020113233 is a deficient number, since it is larger than the sum of its proper divisors (611516699567).

1200020113233 is a wasteful number, since it uses less digits than its factorization.

1200020113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958998 (or 3958992 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1200020113233 its reverse (3323110200021), we get a palindrome (4523130313254).

The spelling of 1200020113233 in words is "one trillion, two hundred billion, twenty million, one hundred thirteen thousand, two hundred thirty-three".