1200033221013 has 48 divisors (see below), whose sum is σ = 1975159405440. Its totient is φ = 695396016000.

The previous prime is 1200033221003. The next prime is 1200033221039. The reversal of 1200033221013 is 3101223300021.

1200033221013 is a `hidden beast` number, since 120 + 0 + 0 + 332 + 210 + 1 + 3 = 666.

It is not a de Polignac number, because 1200033221013 - 2¹⁸ = 1200032958869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200033221003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1733338 + ... + 2324763.

It is an arithmetic number, because the mean of its divisors is an integer number (41149154280).

Almost surely, 2^{1200033221013} is an apocalyptic number.

It is an amenable number.

1200033221013 is a deficient number, since it is larger than the sum of its proper divisors (775126184427).

1200033221013 is a wasteful number, since it uses less digits than its factorization.

1200033221013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058250 (or 4058247 counting only the distinct ones).

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

Adding to 1200033221013 its reverse (3101223300021), we get a palindrome (4301256521034).

The spelling of 1200033221013 in words is "one trillion, two hundred billion, thirty-three million, two hundred twenty-one thousand, thirteen".