79000001222200 has 96 divisors (see below), whose sum is σ = 189887721408000. Its totient is φ = 30534239433600.

The previous prime is 79000001222183. The next prime is 79000001222239. The reversal of 79000001222200 is 222210000097.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 5581830 + ... + 13753429.

It is an arithmetic number, because the mean of its divisors is an integer number (1977997098000).

Almost surely, 2^{79000001222200} is an apocalyptic number.

It is an amenable number.

79000001222200 is an abundant number, since it is smaller than the sum of its proper divisors (110887720185800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79000001222200 is a wasteful number, since it uses less digits than its factorization.

79000001222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19335965 (or 19335956 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 79000001222200 its reverse (222210000097), we get a palindrome (79222211222297).

The spelling of 79000001222200 in words is "seventy-nine trillion, one million, two hundred twenty-two thousand, two hundred".