122072177242 has 16 divisors (see below), whose sum is σ = 184887659520. Its totient is φ = 60444715968.

The previous prime is 122072177203. The next prime is 122072177263. The reversal of 122072177242 is 242771270221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300367 + ... + 578242.

It is an arithmetic number, because the mean of its divisors is an integer number (11555478720).

Almost surely, 2^122072177242 is an apocalyptic number.

122072177242 is a deficient number, since it is larger than the sum of its proper divisors (62815482278).

122072177242 is a wasteful number, since it uses less digits than its factorization.

122072177242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879285.

The product of its (nonzero) digits is 43904, while the sum is 37.

The spelling of 122072177242 in words is "one hundred twenty-two billion, seventy-two million, one hundred seventy-seven thousand, two hundred forty-two".