12123019943371 has 2 divisors, whose sum is σ = 12123019943372. Its totient is φ = 12123019943370.

The previous prime is 12123019943317. The next prime is 12123019943401. The reversal of 12123019943371 is 17334991032121.

Together with previous prime (12123019943317) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12123019943371 - 2²⁵ = 12122986388939 is a prime.

It is a super-2 number, since 2×12123019943371² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12123019143371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061509971685 + 6061509971686.

It is an arithmetic number, because the mean of its divisors is an integer number (6061509971686).

Almost surely, 2^{12123019943371} is an apocalyptic number.

12123019943371 is a deficient number, since it is larger than the sum of its proper divisors (1).

12123019943371 is an equidigital number, since it uses as much as digits as its factorization.

12123019943371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 12123019943371 in words is "twelve trillion, one hundred twenty-three billion, nineteen million, nine hundred forty-three thousand, three hundred seventy-one".