121122119939 has 2 divisors, whose sum is σ = 121122119940. Its totient is φ = 121122119938.

The previous prime is 121122119893. The next prime is 121122120029. The reversal of 121122119939 is 939911221121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121122119939 - 2²⁰ = 121121071363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121122119896 and 121122119905.

It is not a weakly prime, because it can be changed into another prime (121122119039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60561059969 + 60561059970.

It is an arithmetic number, because the mean of its divisors is an integer number (60561059970).

Almost surely, 2^121122119939 is an apocalyptic number.

121122119939 is a deficient number, since it is larger than the sum of its proper divisors (1).

121122119939 is an equidigital number, since it uses as much as digits as its factorization.

121122119939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 41.

The spelling of 121122119939 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred nineteen thousand, nine hundred thirty-nine".