12220010111123 has 2 divisors, whose sum is σ = 12220010111124. Its totient is φ = 12220010111122.

The previous prime is 12220010111011. The next prime is 12220010111131. The reversal of 12220010111123 is 32111101002221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12220010111123 - 2²⁴ = 12219993333907 is a prime.

It is a super-2 number, since 2×12220010111123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12220010111623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110005055561 + 6110005055562.

It is an arithmetic number, because the mean of its divisors is an integer number (6110005055562).

Almost surely, 2^{12220010111123} is an apocalyptic number.

12220010111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220010111123 is an equidigital number, since it uses as much as digits as its factorization.

12220010111123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12220010111123 its reverse (32111101002221), we get a palindrome (44331111113344).

The spelling of 12220010111123 in words is "twelve trillion, two hundred twenty billion, ten million, one hundred eleven thousand, one hundred twenty-three".