12212210022122 has 32 divisors (see below), whose sum is σ = 20725850246400. Its totient is φ = 5345812628800.

The previous prime is 12212210022101. The next prime is 12212210022161. The reversal of 12212210022122 is 22122001221221.

12212210022122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12212210022094 and 12212210022103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24355154 + ... + 24851517.

It is an arithmetic number, because the mean of its divisors is an integer number (647682820200).

Almost surely, 2^{12212210022122} is an apocalyptic number.

12212210022122 is a deficient number, since it is larger than the sum of its proper divisors (8513640224278).

12212210022122 is a wasteful number, since it uses less digits than its factorization.

12212210022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49207102.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12212210022122 its reverse (22122001221221), we get a palindrome (34334211243343).

The spelling of 12212210022122 in words is "twelve trillion, two hundred twelve billion, two hundred ten million, twenty-two thousand, one hundred twenty-two".