121112102022 has 16 divisors (see below), whose sum is σ = 242230424832. Its totient is φ = 40369663880.

The previous prime is 121112102017. The next prime is 121112102039. The reversal of 121112102022 is 220201211121.

It is a junction number, because it is equal to n+sod(n) for n = 121112101992 and 121112102010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16447 + ... + 492437.

It is an arithmetic number, because the mean of its divisors is an integer number (15139401552).

Almost surely, 2^121112102022 is an apocalyptic number.

121112102022 is an abundant number, since it is smaller than the sum of its proper divisors (121118322810).

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

121112102022 is a wasteful number, since it uses less digits than its factorization.

121112102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518403.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121112102022 its reverse (220201211121), we get a palindrome (341313313143).

The spelling of 121112102022 in words is "one hundred twenty-one billion, one hundred twelve million, one hundred two thousand, twenty-two".