122042442112142 has 8 divisors (see below), whose sum is σ = 183063730530000. Its totient is φ = 61021198602144.

The previous prime is 122042442112117. The next prime is 122042442112159. The reversal of 122042442112142 is 241211244240221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122042442112099 and 122042442112108.

It is a congruent number.

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, 3318842 + ... + 15971837.

It is an arithmetic number, because the mean of its divisors is an integer number (22882966316250).

Almost surely, 2^{122042442112142} is an apocalyptic number.

122042442112142 is a deficient number, since it is larger than the sum of its proper divisors (61021288417858).

122042442112142 is a wasteful number, since it uses less digits than its factorization.

122042442112142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22453930.

The product of its (nonzero) digits is 16384, while the sum is 32.

Adding to 122042442112142 its reverse (241211244240221), we get a palindrome (363253686352363).

The spelling of 122042442112142 in words is "one hundred twenty-two trillion, forty-two billion, four hundred forty-two million, one hundred twelve thousand, one hundred forty-two".