1200322230021 has 12 divisors (see below), whose sum is σ = 1734045181440. Its totient is φ = 800101094760.

The previous prime is 1200322230011. The next prime is 1200322230193.

1200322230021 is a `hidden beast` number, since 1 + 20 + 0 + 322 + 2 + 300 + 21 = 666.

1200322230021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1200322230021 - 2¹⁴ = 1200322213637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200322229976 and 1200322230003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200322230001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9410235 + ... + 9536936.

It is an arithmetic number, because the mean of its divisors is an integer number (144503765120).

Almost surely, 2^{1200322230021} is an apocalyptic number.

It is an amenable number.

1200322230021 is a deficient number, since it is larger than the sum of its proper divisors (533722951419).

1200322230021 is a wasteful number, since it uses less digits than its factorization.

1200322230021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18954216 (or 18954213 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The spelling of 1200322230021 in words is "one trillion, two hundred billion, three hundred twenty-two million, two hundred thirty thousand, twenty-one".