223223032100 has 18 divisors (see below), whose sum is σ = 484393979874. Its totient is φ = 89289212800.

The previous prime is 223223032073. The next prime is 223223032111. The reversal of 223223032100 is 1230322322.

It can be written as a sum of positive squares in 3 ways, for example, as 659873344 + 222563158756 = 25688^2 + 471766^2 .

It is a super-3 number, since 3×223223032100³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1116115061 + ... + 1116115260.

Almost surely, 2^223223032100 is an apocalyptic number.

223223032100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223223032100 is an abundant number, since it is smaller than the sum of its proper divisors (261170947774).

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

223223032100 is a wasteful number, since it uses less digits than its factorization.

223223032100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232230335 (or 2232230328 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 223223032100 its reverse (1230322322), we get a palindrome (224453354422).

The spelling of 223223032100 in words is "two hundred twenty-three billion, two hundred twenty-three million, thirty-two thousand, one hundred".