223212220023 has 48 divisors (see below), whose sum is σ = 331057013760. Its totient is φ = 133641510912.

The previous prime is 223212220003. The next prime is 223212220027. The reversal of 223212220023 is 320022212322.

It is not a de Polignac number, because 223212220023 - 2⁵ = 223212219991 is a prime.

It is a super-3 number, since 3×223212220023³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223212220027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5582938 + ... + 5622776.

It is an arithmetic number, because the mean of its divisors is an integer number (6897021120).

Almost surely, 2^223212220023 is an apocalyptic number.

223212220023 is a deficient number, since it is larger than the sum of its proper divisors (107844793737).

223212220023 is a wasteful number, since it uses less digits than its factorization.

223212220023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40168 (or 40155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 223212220023 its reverse (320022212322), we get a palindrome (543234432345).

The spelling of 223212220023 in words is "two hundred twenty-three billion, two hundred twelve million, two hundred twenty thousand, twenty-three".