223101221022 has 40 divisors (see below), whose sum is σ = 501134422800. Its totient is φ = 74185225056.

The previous prime is 223101221017. The next prime is 223101221023. The reversal of 223101221022 is 220122101322.

It is a super-3 number, since 3×223101221022³ (a number of 35 digits) contains 333 as substring.

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 = 223101220986 and 223101221004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223101221023) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1617322 + ... + 1749837.

It is an arithmetic number, because the mean of its divisors is an integer number (12528360570).

Almost surely, 2^223101221022 is an apocalyptic number.

223101221022 is an abundant number, since it is smaller than the sum of its proper divisors (278033201778).

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

223101221022 is a wasteful number, since it uses less digits than its factorization.

223101221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367582 (or 3367573 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 223101221022 its reverse (220122101322), we get a palindrome (443223322344).

The spelling of 223101221022 in words is "two hundred twenty-three billion, one hundred one million, two hundred twenty-one thousand, twenty-two".