121212022200022 has 32 divisors (see below), whose sum is σ = 198563563598400. Its totient is φ = 55155587437440.

The previous prime is 121212022200011. The next prime is 121212022200119. The reversal of 121212022200022 is 220002220212121.

121212022200022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295326604 + ... + 295736752.

It is an arithmetic number, because the mean of its divisors is an integer number (6205111362450).

Almost surely, 2^{121212022200022} is an apocalyptic number.

121212022200022 is a deficient number, since it is larger than the sum of its proper divisors (77351541398378).

121212022200022 is a wasteful number, since it uses less digits than its factorization.

121212022200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570328.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 121212022200022 its reverse (220002220212121), we get a palindrome (341214242412143).

The spelling of 121212022200022 in words is "one hundred twenty-one trillion, two hundred twelve billion, twenty-two million, two hundred thousand, twenty-two".