23221320310 has 8 divisors (see below), whose sum is σ = 41798376576. Its totient is φ = 9288528120.

The previous prime is 23221320301. The next prime is 23221320349. The reversal of 23221320310 is 1302312232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23221320310² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161066006 + ... + 1161066025.

It is an arithmetic number, because the mean of its divisors is an integer number (5224797072).

Almost surely, 2^23221320310 is an apocalyptic number.

23221320310 is a deficient number, since it is larger than the sum of its proper divisors (18577056266).

23221320310 is a wasteful number, since it uses less digits than its factorization.

23221320310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322132038.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23221320310 its reverse (1302312232), we get a palindrome (24523632542).

The spelling of 23221320310 in words is "twenty-three billion, two hundred twenty-one million, three hundred twenty thousand, three hundred ten".