124898998111 has 2 divisors, whose sum is σ = 124898998112. Its totient is φ = 124898998110.

The previous prime is 124898998093. The next prime is 124898998151. The reversal of 124898998111 is 111899898421.

It is a weak prime.

It is an emirp because it is prime and its reverse (111899898421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124898998111 - 2²⁵ = 124865443679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124898998111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124898998151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62449499055 + 62449499056.

It is an arithmetic number, because the mean of its divisors is an integer number (62449499056).

Almost surely, 2^124898998111 is an apocalyptic number.

124898998111 is a deficient number, since it is larger than the sum of its proper divisors (1).

124898998111 is an equidigital number, since it uses as much as digits as its factorization.

124898998111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 61.

The spelling of 124898998111 in words is "one hundred twenty-four billion, eight hundred ninety-eight million, nine hundred ninety-eight thousand, one hundred eleven".