12201210121022 has 16 divisors (see below), whose sum is σ = 20746996967760. Its totient is φ = 5334942076992.

The previous prime is 12201210121019. The next prime is 12201210121033. The reversal of 12201210121022 is 22012101210221.

12201210121022 is digitally balanced in base 2, 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12349402463 + ... + 12349403450.

It is an arithmetic number, because the mean of its divisors is an integer number (1296687310485).

Almost surely, 2^{12201210121022} is an apocalyptic number.

12201210121022 is a deficient number, since it is larger than the sum of its proper divisors (8545786846738).

12201210121022 is a wasteful number, since it uses less digits than its factorization.

12201210121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24698805947.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12201210121022 its reverse (22012101210221), we get a palindrome (34213311331243).

The spelling of 12201210121022 in words is "twelve trillion, two hundred one billion, two hundred ten million, one hundred twenty-one thousand, twenty-two".