122148236242 has 8 divisors (see below), whose sum is σ = 183224266236. Its totient is φ = 61073480832.

The previous prime is 122148236227. The next prime is 122148236261. The reversal of 122148236242 is 242632841221.

122148236242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 97630626681 + 24517609561 = 312459^2 + 156581^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24903 + ... + 494890.

Almost surely, 2^122148236242 is an apocalyptic number.

122148236242 is a deficient number, since it is larger than the sum of its proper divisors (61076029994).

122148236242 is a wasteful number, since it uses less digits than its factorization.

122148236242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637292.

The product of its digits is 73728, while the sum is 37.

The spelling of 122148236242 in words is "one hundred twenty-two billion, one hundred forty-eight million, two hundred thirty-six thousand, two hundred forty-two".