23221103212311 has 16 divisors (see below), whose sum is σ = 32784671420928. Its totient is φ = 14569242876800.

The previous prime is 23221103212301. The next prime is 23221103212357. The reversal of 23221103212311 is 11321230112232.

It is a cyclic number.

It is not a de Polignac number, because 23221103212311 - 2¹³ = 23221103204119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23221103212301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12582735 + ... + 14309696.

It is an arithmetic number, because the mean of its divisors is an integer number (2049041963808).

Almost surely, 2^{23221103212311} is an apocalyptic number.

23221103212311 is a deficient number, since it is larger than the sum of its proper divisors (9563568208617).

23221103212311 is a wasteful number, since it uses less digits than its factorization.

23221103212311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26909382.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 23221103212311 its reverse (11321230112232), we get a palindrome (34542333324543).

The spelling of 23221103212311 in words is "twenty-three trillion, two hundred twenty-one billion, one hundred three million, two hundred twelve thousand, three hundred eleven".