12121101002102 has 16 divisors (see below), whose sum is σ = 18205997808240. Its totient is φ = 6052440135168.

The previous prime is 12121101002063. The next prime is 12121101002107. The reversal of 12121101002102 is 20120010112121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12121101002107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3522674 + ... + 6054042.

It is an arithmetic number, because the mean of its divisors is an integer number (1137874863015).

Almost surely, 2^{12121101002102} is an apocalyptic number.

12121101002102 is a deficient number, since it is larger than the sum of its proper divisors (6084896806138).

12121101002102 is a wasteful number, since it uses less digits than its factorization.

12121101002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534575.

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

Adding to 12121101002102 its reverse (20120010112121), we get a palindrome (32241111114223).

The spelling of 12121101002102 in words is "twelve trillion, one hundred twenty-one billion, one hundred one million, two thousand, one hundred two".