23312203222 has 32 divisors (see below), whose sum is σ = 43664417280. Its totient is φ = 9068599680.

The previous prime is 23312203217. The next prime is 23312203237. The reversal of 23312203222 is 22230221332.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 23312203193 and 23312203202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17347 + ... + 216622.

It is an arithmetic number, because the mean of its divisors is an integer number (1364513040).

Almost surely, 2^23312203222 is an apocalyptic number.

23312203222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23312203222 is a deficient number, since it is larger than the sum of its proper divisors (20352214058).

23312203222 is a wasteful number, since it uses less digits than its factorization.

23312203222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234636.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 23312203222 its reverse (22230221332), we get a palindrome (45542424554).

The spelling of 23312203222 in words is "twenty-three billion, three hundred twelve million, two hundred three thousand, two hundred twenty-two".