121112102119 has 2 divisors, whose sum is σ = 121112102120. Its totient is φ = 121112102118.

The previous prime is 121112102113. The next prime is 121112102129. The reversal of 121112102119 is 911201211121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121112102119 is a prime.

It is a super-2 number, since 2×121112102119² (a number of 23 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 121112102119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121112102113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556051059 + 60556051060.

It is an arithmetic number, because the mean of its divisors is an integer number (60556051060).

Almost surely, 2^121112102119 is an apocalyptic number.

121112102119 is a deficient number, since it is larger than the sum of its proper divisors (1).

121112102119 is an equidigital number, since it uses as much as digits as its factorization.

121112102119 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 22.

The spelling of 121112102119 in words is "one hundred twenty-one billion, one hundred twelve million, one hundred two thousand, one hundred nineteen".