12201212102122 has 16 divisors (see below), whose sum is σ = 18902464666272. Its totient is φ = 5903042407920.

The previous prime is 12201212102117. The next prime is 12201212102173. The reversal of 12201212102122 is 22120121210221.

12201212102122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12201212102122.

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, 662956029 + ... + 662974432.

It is an arithmetic number, because the mean of its divisors is an integer number (1181404041642).

Almost surely, 2^{12201212102122} is an apocalyptic number.

12201212102122 is a deficient number, since it is larger than the sum of its proper divisors (6701252564150).

12201212102122 is a wasteful number, since it uses less digits than its factorization.

12201212102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325930613.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12201212102122 its reverse (22120121210221), we get a palindrome (34321333312343).

The spelling of 12201212102122 in words is "twelve trillion, two hundred one billion, two hundred twelve million, one hundred two thousand, one hundred twenty-two".