12117056822 has 16 divisors (see below), whose sum is σ = 19583681040. Its totient is φ = 5589638112.

The previous prime is 12117056807. The next prime is 12117056837. The reversal of 12117056822 is 22865071121.

It is an interprime number because it is at equal distance from previous prime (12117056807) and next prime (12117056837).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66293 + ... + 169200.

It is an arithmetic number, because the mean of its divisors is an integer number (1223980065).

Almost surely, 2^12117056822 is an apocalyptic number.

12117056822 is a deficient number, since it is larger than the sum of its proper divisors (7466624218).

12117056822 is a wasteful number, since it uses less digits than its factorization.

12117056822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237487.

The product of its (nonzero) digits is 13440, while the sum is 35.

The spelling of 12117056822 in words is "twelve billion, one hundred seventeen million, fifty-six thousand, eight hundred twenty-two".