12201012121102 has 16 divisors (see below), whose sum is σ = 21825412987392. Its totient is φ = 5001657142680.

The previous prime is 12201012121093. The next prime is 12201012121127. The reversal of 12201012121102 is 20112121010221.

12201012121102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12201012121102² (a number of 27 digits) contains 22 as substring.

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, 18945670674 + ... + 18945671317.

It is an arithmetic number, because the mean of its divisors is an integer number (1364088311712).

Almost surely, 2^{12201012121102} is an apocalyptic number.

12201012121102 is a deficient number, since it is larger than the sum of its proper divisors (9624400866290).

12201012121102 is a wasteful number, since it uses less digits than its factorization.

12201012121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37891342023.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12201012121102 its reverse (20112121010221), we get a palindrome (32313133131323).

The spelling of 12201012121102 in words is "twelve trillion, two hundred one billion, twelve million, one hundred twenty-one thousand, one hundred two".