121102112022 has 16 divisors (see below), whose sum is σ = 242595514560. Its totient is φ = 40302155592.

The previous prime is 121102111987. The next prime is 121102112023. The reversal of 121102112022 is 220211201121.

It is a junction number, because it is equal to n+sod(n) for n = 121102111992 and 121102112010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102112023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16299748 + ... + 16307175.

It is an arithmetic number, because the mean of its divisors is an integer number (15162219660).

Almost surely, 2^121102112022 is an apocalyptic number.

121102112022 is an abundant number, since it is smaller than the sum of its proper divisors (121493402538).

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

121102112022 is a wasteful number, since it uses less digits than its factorization.

121102112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32607547.

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

Adding to 121102112022 its reverse (220211201121), we get a palindrome (341313313143).

The spelling of 121102112022 in words is "one hundred twenty-one billion, one hundred two million, one hundred twelve thousand, twenty-two".