223120001221232 has 20 divisors (see below), whose sum is σ = 432543305121096. Its totient is φ = 111495922480320.

The previous prime is 223120001221217. The next prime is 223120001221237. The reversal of 223120001221232 is 232122100021322.

It is a happy number.

It is a super-3 number, since 3×223120001221232³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223120001221198 and 223120001221207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223120001221237) 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, 4004854418 + ... + 4004910129.

Almost surely, 2^{223120001221232} is an apocalyptic number.

It is an amenable number.

223120001221232 is a deficient number, since it is larger than the sum of its proper divisors (209423303899864).

223120001221232 is a wasteful number, since it uses less digits than its factorization.

223120001221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8009766296 (or 8009766290 counting only the distinct ones).

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

Adding to 223120001221232 its reverse (232122100021322), we get a palindrome (455242101242554).

The spelling of 223120001221232 in words is "two hundred twenty-three trillion, one hundred twenty billion, one million, two hundred twenty-one thousand, two hundred thirty-two".