791112211222 has 4 divisors (see below), whose sum is σ = 1186668316836. Its totient is φ = 395556105610.

The previous prime is 791112211213. The next prime is 791112211249. The reversal of 791112211222 is 222112211197.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197778052804 + ... + 197778052807.

It is an arithmetic number, because the mean of its divisors is an integer number (296667079209).

Almost surely, 2^791112211222 is an apocalyptic number.

791112211222 is a deficient number, since it is larger than the sum of its proper divisors (395556105614).

791112211222 is a wasteful number, since it uses less digits than its factorization.

791112211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395556105613.

The product of its digits is 2016, while the sum is 31.

The spelling of 791112211222 in words is "seven hundred ninety-one billion, one hundred twelve million, two hundred eleven thousand, two hundred twenty-two".