20001210112102 has 32 divisors (see below), whose sum is σ = 31965164431200. Its totient is φ = 9359481374208.

The previous prime is 20001210112043. The next prime is 20001210112127. The reversal of 20001210112102 is 20121101210002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5768653 + ... + 8560360.

It is an arithmetic number, because the mean of its divisors is an integer number (998911388475).

Almost surely, 2^{20001210112102} is an apocalyptic number.

20001210112102 is a deficient number, since it is larger than the sum of its proper divisors (11963954319098).

20001210112102 is a wasteful number, since it uses less digits than its factorization.

20001210112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14329480.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20001210112102 its reverse (20121101210002), we get a palindrome (40122311322104).

The spelling of 20001210112102 in words is "twenty trillion, one billion, two hundred ten million, one hundred twelve thousand, one hundred two".