12234221023111 has 4 divisors (see below), whose sum is σ = 12953881083312. Its totient is φ = 11514560962912.

The previous prime is 12234221023091. The next prime is 12234221023121. The reversal of 12234221023111 is 11132012243221.

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 12234221023111 - 2¹¹ = 12234221021063 is a prime.

It is a super-2 number, since 2×12234221023111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234221023121) 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, 359830030075 + ... + 359830030108.

It is an arithmetic number, because the mean of its divisors is an integer number (3238470270828).

Almost surely, 2^{12234221023111} is an apocalyptic number.

12234221023111 is a deficient number, since it is larger than the sum of its proper divisors (719660060201).

12234221023111 is an equidigital number, since it uses as much as digits as its factorization.

12234221023111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719660060200.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 12234221023111 its reverse (11132012243221), we get a palindrome (23366233266332).

The spelling of 12234221023111 in words is "twelve trillion, two hundred thirty-four billion, two hundred twenty-one million, twenty-three thousand, one hundred eleven".