12001212101102 has 64 divisors (see below), whose sum is σ = 22648118400000. Its totient is φ = 4650412580352.

The previous prime is 12001212101101. The next prime is 12001212101113. The reversal of 12001212101102 is 20110121210021.

It is a super-2 number, since 2×12001212101102² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001212101101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2995352 + ... + 5742347.

It is an arithmetic number, because the mean of its divisors is an integer number (353876850000).

Almost surely, 2^{12001212101102} is an apocalyptic number.

12001212101102 is a deficient number, since it is larger than the sum of its proper divisors (10646906298898).

12001212101102 is a wasteful number, since it uses less digits than its factorization.

12001212101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8737953.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12001212101102 its reverse (20110121210021), we get a palindrome (32111333311123).

The spelling of 12001212101102 in words is "twelve trillion, one billion, two hundred twelve million, one hundred one thousand, one hundred two".