23214122111 has 4 divisors (see below), whose sum is σ = 24223431792. Its totient is φ = 22204812432.

The previous prime is 23214122089. The next prime is 23214122143. The reversal of 23214122111 is 11122141232.

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 23214122111 - 2¹⁰ = 23214121087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23214122311) 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, 504654806 + ... + 504654851.

It is an arithmetic number, because the mean of its divisors is an integer number (6055857948).

Almost surely, 2^23214122111 is an apocalyptic number.

23214122111 is a deficient number, since it is larger than the sum of its proper divisors (1009309681).

23214122111 is a wasteful number, since it uses less digits than its factorization.

23214122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009309680.

The product of its digits is 192, while the sum is 20.

Adding to 23214122111 its reverse (11122141232), we get a palindrome (34336263343).

It can be divided in two parts, 232141221 and 11, that added together give a palindrome (232141232).

The spelling of 23214122111 in words is "twenty-three billion, two hundred fourteen million, one hundred twenty-two thousand, one hundred eleven".