12102102020002 has 32 divisors (see below), whose sum is σ = 19047888000000. Its totient is φ = 5759266363200.

The previous prime is 12102102019879. The next prime is 12102102020003. The reversal of 12102102020002 is 20002020120121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12102102020003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37808124 + ... + 38126872.

It is an arithmetic number, because the mean of its divisors is an integer number (595246500000).

Almost surely, 2^{12102102020002} is an apocalyptic number.

12102102020002 is a deficient number, since it is larger than the sum of its proper divisors (6945785979998).

12102102020002 is a wasteful number, since it uses less digits than its factorization.

12102102020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328882.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12102102020002 its reverse (20002020120121), we get a palindrome (32104122140123).

The spelling of 12102102020002 in words is "twelve trillion, one hundred two billion, one hundred two million, twenty thousand, two".