23221414452211 has 4 divisors (see below), whose sum is σ = 23246197179352. Its totient is φ = 23196631725072.

The previous prime is 23221414452163. The next prime is 23221414452227. The reversal of 23221414452211 is 11225441412232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23221414452211 - 2¹⁵ = 23221414419443 is a prime.

It is a super-2 number, since 2×23221414452211² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23221414452611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12391362165 + ... + 12391364038.

It is an arithmetic number, because the mean of its divisors is an integer number (5811549294838).

Almost surely, 2^{23221414452211} is an apocalyptic number.

23221414452211 is a deficient number, since it is larger than the sum of its proper divisors (24782727141).

23221414452211 is an equidigital number, since it uses as much as digits as its factorization.

23221414452211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24782727140.

The product of its digits is 30720, while the sum is 34.

Adding to 23221414452211 its reverse (11225441412232), we get a palindrome (34446855864443).

The spelling of 23221414452211 in words is "twenty-three trillion, two hundred twenty-one billion, four hundred fourteen million, four hundred fifty-two thousand, two hundred eleven".