122312112450042 has 8 divisors (see below), whose sum is σ = 244624224900096. Its totient is φ = 40770704150012.

The previous prime is 122312112449987. The next prime is 122312112450067. The reversal of 122312112450042 is 240054211213221.

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

122312112450042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 122312112449991 and 122312112450009.

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, 10192676037498 + ... + 10192676037509.

It is an arithmetic number, because the mean of its divisors is an integer number (30578028112512).

Almost surely, 2^{122312112450042} is an apocalyptic number.

122312112450042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122312112450042 is a wasteful number, since it uses less digits than its factorization.

122312112450042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20385352075012.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 122312112450042 its reverse (240054211213221), we get a palindrome (362366323663263).

The spelling of 122312112450042 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred twelve million, four hundred fifty thousand, forty-two".