122722415942 has 16 divisors (see below), whose sum is σ = 210412472352. Its totient is φ = 52587524160.

The previous prime is 122722415903. The next prime is 122722415953. The reversal of 122722415942 is 249514227221.

It is a self number, because there is not a number n which added to its sum of digits gives 122722415942.

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, 551423 + ... + 741290.

It is an arithmetic number, because the mean of its divisors is an integer number (13150779522).

Almost surely, 2^122722415942 is an apocalyptic number.

122722415942 is a deficient number, since it is larger than the sum of its proper divisors (87690056410).

122722415942 is a wasteful number, since it uses less digits than its factorization.

122722415942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299503.

The product of its digits is 161280, while the sum is 41.

The spelling of 122722415942 in words is "one hundred twenty-two billion, seven hundred twenty-two million, four hundred fifteen thousand, nine hundred forty-two".