223311011022 has 112 divisors (see below), whose sum is σ = 548200113408. Its totient is φ = 67630029840.

The previous prime is 223311011017. The next prime is 223311011057. The reversal of 223311011022 is 220110113322.

223311011022 is a `hidden beast` number, since 223 + 311 + 0 + 110 + 22 = 666.

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 = 223311010986 and 223311011004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 38215633 + ... + 38221475.

Almost surely, 2^223311011022 is an apocalyptic number.

223311011022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 223311011022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274100056704).

223311011022 is an abundant number, since it is smaller than the sum of its proper divisors (324889102386).

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

223311011022 is a wasteful number, since it uses less digits than its factorization.

223311011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8257 (or 8242 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223311011022 its reverse (220110113322), we get a palindrome (443421124344).

The spelling of 223311011022 in words is "two hundred twenty-three billion, three hundred eleven million, eleven thousand, twenty-two".