223322233221 has 16 divisors (see below), whose sum is σ = 339789585600. Its totient is φ = 144857664144.

The previous prime is 223322233207. The next prime is 223322233229. The reversal of 223322233221 is 122332223322.

223322233221 is a `hidden beast` number, since 2 + 2 + 3 + 322 + 2 + 332 + 2 + 1 = 666.

It is not a de Polignac number, because 223322233221 - 2⁶ = 223322233157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223322233229) 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, 111771891 + ... + 111773888.

It is an arithmetic number, because the mean of its divisors is an integer number (21236849100).

Almost surely, 2^223322233221 is an apocalyptic number.

It is an amenable number.

223322233221 is a deficient number, since it is larger than the sum of its proper divisors (116467352379).

223322233221 is a wasteful number, since it uses less digits than its factorization.

223322233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223545825 (or 223545819 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

Adding to 223322233221 its reverse (122332223322), we get a palindrome (345654456543).

The spelling of 223322233221 in words is "two hundred twenty-three billion, three hundred twenty-two million, two hundred thirty-three thousand, two hundred twenty-one".