121110202112022 has 32 divisors (see below), whose sum is σ = 269134236660960. Its totient is φ = 40369999242240.

The previous prime is 121110202111981. The next prime is 121110202112023. The reversal of 121110202112022 is 220211202011121.

121110202112022 is a `hidden beast` number, since 121 + 110 + 20 + 211 + 202 + 2 = 666.

It is a super-2 number, since 2×121110202112022² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 121110202111986 and 121110202112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121110202112023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38190822 + ... + 41240262.

It is an arithmetic number, because the mean of its divisors is an integer number (8410444895655).

Almost surely, 2^{121110202112022} is an apocalyptic number.

121110202112022 is an abundant number, since it is smaller than the sum of its proper divisors (148024034548938).

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

121110202112022 is a wasteful number, since it uses less digits than its factorization.

121110202112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784925 (or 3784919 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 121110202112022 its reverse (220211202011121), we get a palindrome (341321404123143).

The spelling of 121110202112022 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred two million, one hundred twelve thousand, twenty-two".