12101220119 has 2 divisors, whose sum is σ = 12101220120. Its totient is φ = 12101220118.

The previous prime is 12101220091. The next prime is 12101220149. The reversal of 12101220119 is 91102210121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12101220119 - 2⁸ = 12101219863 is a prime.

It is a super-2 number, since 2×12101220119² (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 12101220119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101220149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050610059 + 6050610060.

It is an arithmetic number, because the mean of its divisors is an integer number (6050610060).

Almost surely, 2^12101220119 is an apocalyptic number.

12101220119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101220119 is an equidigital number, since it uses as much as digits as its factorization.

12101220119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 12101220119 in words is "twelve billion, one hundred one million, two hundred twenty thousand, one hundred nineteen".