12022201123 has 2 divisors, whose sum is σ = 12022201124. Its totient is φ = 12022201122.

The previous prime is 12022201067. The next prime is 12022201157. The reversal of 12022201123 is 32110222021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12022201123 - 2⁹ = 12022200611 is a prime.

It is a super-2 number, since 2×12022201123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12022201097 and 12022201106.

It is not a weakly prime, because it can be changed into another prime (12022202123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011100561 + 6011100562.

It is an arithmetic number, because the mean of its divisors is an integer number (6011100562).

Almost surely, 2^12022201123 is an apocalyptic number.

12022201123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12022201123 is an equidigital number, since it uses as much as digits as its factorization.

12022201123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12022201123 its reverse (32110222021), we get a palindrome (44132423144).

The spelling of 12022201123 in words is "twelve billion, twenty-two million, two hundred one thousand, one hundred twenty-three".