122343601642042 has 48 divisors (see below), whose sum is σ = 208908601203456. Its totient is φ = 53660935882400.

The previous prime is 122343601642021. The next prime is 122343601642043. The reversal of 122343601642042 is 240246106343221.

It is a junction number, because it is equal to n+sod(n) for n = 122343601641986 and 122343601642004.

It is not an unprimeable number, because it can be changed into a prime (122343601642043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74941933 + ... + 76557040.

It is an arithmetic number, because the mean of its divisors is an integer number (4352262525072).

Almost surely, 2^{122343601642042} is an apocalyptic number.

122343601642042 is a deficient number, since it is larger than the sum of its proper divisors (86564999561414).

122343601642042 is a wasteful number, since it uses less digits than its factorization.

122343601642042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151499115 (or 151499104 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

Adding to 122343601642042 its reverse (240246106343221), we get a palindrome (362589707985263).

The spelling of 122343601642042 in words is "one hundred twenty-two trillion, three hundred forty-three billion, six hundred one million, six hundred forty-two thousand, forty-two".