223302122012021 has 16 divisors (see below), whose sum is σ = 242815934350080. Its totient is φ = 204122160259200.

The previous prime is 223302122012017. The next prime is 223302122012027. The reversal of 223302122012021 is 120210221203322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 223302122012021 - 2² = 223302122012017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223302122012027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182298320 + ... + 183519158.

It is an arithmetic number, because the mean of its divisors is an integer number (15175995896880).

Almost surely, 2^{223302122012021} is an apocalyptic number.

It is an amenable number.

223302122012021 is a deficient number, since it is larger than the sum of its proper divisors (19513812338059).

223302122012021 is a wasteful number, since it uses less digits than its factorization.

223302122012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357556.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 223302122012021 its reverse (120210221203322), we get a palindrome (343512343215343).

The spelling of 223302122012021 in words is "two hundred twenty-three trillion, three hundred two billion, one hundred twenty-two million, twelve thousand, twenty-one".