223021110110232 has 64 divisors (see below), whose sum is σ = 652021850177280. Its totient is φ = 62238449331072.

The previous prime is 223021110110231. The next prime is 223021110110237. The reversal of 223021110110232 is 232011011120322.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 223021110110199 and 223021110110208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223021110110231) 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, 15436116123 + ... + 15436130570.

It is an arithmetic number, because the mean of its divisors is an integer number (10187841409020).

Almost surely, 2^{223021110110232} is an apocalyptic number.

It is an amenable number.

223021110110232 is an abundant number, since it is smaller than the sum of its proper divisors (429000740067048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223021110110232 is a wasteful number, since it uses less digits than its factorization.

223021110110232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30872246752 (or 30872246748 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 223021110110232 its reverse (232011011120322), we get a palindrome (455032121230554).

The spelling of 223021110110232 in words is "two hundred twenty-three trillion, twenty-one billion, one hundred ten million, one hundred ten thousand, two hundred thirty-two".