12121022119 has 2 divisors, whose sum is σ = 12121022120. Its totient is φ = 12121022118.

The previous prime is 12121022101. The next prime is 12121022131. The reversal of 12121022119 is 91122012121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12121022119 is a prime.

It is a super-2 number, since 2×12121022119² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12121022119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12121022519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060511059 + 6060511060.

It is an arithmetic number, because the mean of its divisors is an integer number (6060511060).

Almost surely, 2^12121022119 is an apocalyptic number.

12121022119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12121022119 is an equidigital number, since it uses as much as digits as its factorization.

12121022119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 12121022119 in words is "twelve billion, one hundred twenty-one million, twenty-two thousand, one hundred nineteen".