223033100220 has 72 divisors (see below), whose sum is σ = 773181418464. Its totient is φ = 50978994048.

The previous prime is 223033100209. The next prime is 223033100231. The reversal of 223033100220 is 22001330322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (223033100209) and next prime (223033100231).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 223033100193 and 223033100202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88503939 + ... + 88506458.

It is an arithmetic number, because the mean of its divisors is an integer number (10738630812).

Almost surely, 2^223033100220 is an apocalyptic number.

223033100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223033100220 is an abundant number, since it is smaller than the sum of its proper divisors (550148318244).

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

223033100220 is a wasteful number, since it uses less digits than its factorization.

223033100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177010419 (or 177010414 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 223033100220 its reverse (22001330322), we get a palindrome (245034430542).

The spelling of 223033100220 in words is "two hundred twenty-three billion, thirty-three million, one hundred thousand, two hundred twenty".