1288129822099 has 8 divisors (see below), whose sum is σ = 1319563047600. Its totient is φ = 1256697331200.

The previous prime is 1288129822093. The next prime is 1288129822139. The reversal of 1288129822099 is 9902289218821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1288129822099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1288129822093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5445804 + ... + 5677414.

It is an arithmetic number, because the mean of its divisors is an integer number (164945380950).

Almost surely, 2^{1288129822099} is an apocalyptic number.

1288129822099 is a deficient number, since it is larger than the sum of its proper divisors (31433225501).

1288129822099 is a wasteful number, since it uses less digits than its factorization.

1288129822099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367301.

The product of its (nonzero) digits is 5971968, while the sum is 61.

The spelling of 1288129822099 in words is "one trillion, two hundred eighty-eight billion, one hundred twenty-nine million, eight hundred twenty-two thousand, ninety-nine".