223033021112 has 64 divisors (see below), whose sum is σ = 461223836640. Its totient is φ = 100264550400.

The previous prime is 223033021091. The next prime is 223033021117. The reversal of 223033021112 is 211120330322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223033021117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13623812 + ... + 13640172.

Almost surely, 2^223033021112 is an apocalyptic number.

223033021112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223033021112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230611918320).

223033021112 is an abundant number, since it is smaller than the sum of its proper divisors (238190815528).

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

223033021112 is a wasteful number, since it uses less digits than its factorization.

223033021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18072 (or 18068 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 223033021112 its reverse (211120330322), we get a palindrome (434153351434).

The spelling of 223033021112 in words is "two hundred twenty-three billion, thirty-three million, twenty-one thousand, one hundred twelve".