124221122399 has 16 divisors (see below), whose sum is σ = 143557642656. Its totient is φ = 106231910400.

The previous prime is 124221122359. The next prime is 124221122437. The reversal of 124221122399 is 993221122421.

It is a de Polignac number, because none of the positive numbers 2^k-124221122399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124221122329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207119 + ... + 539759.

It is an arithmetic number, because the mean of its divisors is an integer number (8972352666).

Almost surely, 2^124221122399 is an apocalyptic number.

124221122399 is a deficient number, since it is larger than the sum of its proper divisors (19336520257).

124221122399 is a wasteful number, since it uses less digits than its factorization.

124221122399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334666.

The product of its digits is 31104, while the sum is 38.

The spelling of 124221122399 in words is "one hundred twenty-four billion, two hundred twenty-one million, one hundred twenty-two thousand, three hundred ninety-nine".