23213203222 has 24 divisors (see below), whose sum is σ = 40089700872. Its totient is φ = 9996112800.

The previous prime is 23213203219. The next prime is 23213203259. The reversal of 23213203222 is 22230231232.

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 = 23213203193 and 23213203202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1453479 + ... + 1469362.

It is an arithmetic number, because the mean of its divisors is an integer number (1670404203).

Almost surely, 2^23213203222 is an apocalyptic number.

23213203222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23213203222 is a deficient number, since it is larger than the sum of its proper divisors (16876497650).

23213203222 is a wasteful number, since it uses less digits than its factorization.

23213203222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922892 (or 2922873 counting only the distinct ones).

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

Adding to 23213203222 its reverse (22230231232), we get a palindrome (45443434454).

The spelling of 23213203222 in words is "twenty-three billion, two hundred thirteen million, two hundred three thousand, two hundred twenty-two".