23320011222 has 96 divisors (see below), whose sum is σ = 55967371200. Its totient is φ = 6984198144.

The previous prime is 23320011203. The next prime is 23320011233. The reversal of 23320011222 is 22211002332.

23320011222 is a `hidden beast` number, since 233 + 200 + 11 + 222 = 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 = 23320011195 and 23320011204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 775023 + ... + 804549.

It is an arithmetic number, because the mean of its divisors is an integer number (582993450).

Almost surely, 2^23320011222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23320011222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27983685600).

23320011222 is an abundant number, since it is smaller than the sum of its proper divisors (32647359978).

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

23320011222 is a wasteful number, since it uses less digits than its factorization.

23320011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29670 (or 29667 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23320011222 its reverse (22211002332), we get a palindrome (45531013554).

The spelling of 23320011222 in words is "twenty-three billion, three hundred twenty million, eleven thousand, two hundred twenty-two".