12233001110021 has 4 divisors (see below), whose sum is σ = 12237689882700. Its totient is φ = 12228312337344.

The previous prime is 12233001110003. The next prime is 12233001110041. The reversal of 12233001110021 is 12001110033221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10141836390625 + 2091164719396 = 3184625^2 + 1446086^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233001110021 - 2⁶ = 12233001109957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233001110041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2344382426 + ... + 2344387643.

It is an arithmetic number, because the mean of its divisors is an integer number (3059422470675).

Almost surely, 2^{12233001110021} is an apocalyptic number.

It is an amenable number.

12233001110021 is a deficient number, since it is larger than the sum of its proper divisors (4688772679).

12233001110021 is an equidigital number, since it uses as much as digits as its factorization.

12233001110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688772678.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12233001110021 its reverse (12001110033221), we get a palindrome (24234111143242).

The spelling of 12233001110021 in words is "twelve trillion, two hundred thirty-three billion, one million, one hundred ten thousand, twenty-one".