122121110122 has 8 divisors (see below), whose sum is σ = 199834543872. Its totient is φ = 55509595500.

The previous prime is 122121110107. The next prime is 122121110143. The reversal of 122121110122 is 221011121221.

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 = 122121110096 and 122121110105.

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, 2775479754 + ... + 2775479797.

It is an arithmetic number, because the mean of its divisors is an integer number (24979317984).

Almost surely, 2^122121110122 is an apocalyptic number.

122121110122 is a deficient number, since it is larger than the sum of its proper divisors (77713433750).

122121110122 is a wasteful number, since it uses less digits than its factorization.

122121110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550959564.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122121110122 its reverse (221011121221), we get a palindrome (343132231343).

The spelling of 122121110122 in words is "one hundred twenty-two billion, one hundred twenty-one million, one hundred ten thousand, one hundred twenty-two".