121414139999 has 2 divisors, whose sum is σ = 121414140000. Its totient is φ = 121414139998.

The previous prime is 121414139989. The next prime is 121414140059. The reversal of 121414139999 is 999931414121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121414139999 - 2⁴ = 121414139983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121414139999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121414139989) 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, 60707069999 + 60707070000.

It is an arithmetic number, because the mean of its divisors is an integer number (60707070000).

Almost surely, 2^121414139999 is an apocalyptic number.

121414139999 is a deficient number, since it is larger than the sum of its proper divisors (1).

121414139999 is an equidigital number, since it uses as much as digits as its factorization.

121414139999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 53.

The spelling of 121414139999 in words is "one hundred twenty-one billion, four hundred fourteen million, one hundred thirty-nine thousand, nine hundred ninety-nine".