12012222319 has 2 divisors, whose sum is σ = 12012222320. Its totient is φ = 12012222318.

The previous prime is 12012222311. The next prime is 12012222337. The reversal of 12012222319 is 91322221021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12012222319 - 2³ = 12012222311 is a prime.

It is a super-2 number, since 2×12012222319² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12012222293 and 12012222302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12012222311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006111159 + 6006111160.

It is an arithmetic number, because the mean of its divisors is an integer number (6006111160).

Almost surely, 2^12012222319 is an apocalyptic number.

12012222319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012222319 is an equidigital number, since it uses as much as digits as its factorization.

12012222319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 12012222319 in words is "twelve billion, twelve million, two hundred twenty-two thousand, three hundred nineteen".