122394215790671 has 12 divisors (see below), whose sum is σ = 134547095155200. Its totient is φ = 111255385417440.

The previous prime is 122394215790643. The next prime is 122394215790689. The reversal of 122394215790671 is 176097512493221.

It is not a de Polignac number, because 122394215790671 - 2¹⁴ = 122394215774287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122394215790671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122394215790631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53806031 + ... + 56034608.

It is an arithmetic number, because the mean of its divisors is an integer number (11212257929600).

Almost surely, 2^{122394215790671} is an apocalyptic number.

122394215790671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122394215790671 is a deficient number, since it is larger than the sum of its proper divisors (12152879364529).

122394215790671 is a wasteful number, since it uses less digits than its factorization.

122394215790671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109849870 (or 109849859 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 122394215790671 in words is "one hundred twenty-two trillion, three hundred ninety-four billion, two hundred fifteen million, seven hundred ninety thousand, six hundred seventy-one".