20020210002102 has 64 divisors (see below), whose sum is σ = 42013163151360. Its totient is φ = 6351228374400.

The previous prime is 20020210002071. The next prime is 20020210002127. The reversal of 20020210002102 is 20120001202002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60778027 + ... + 61106537.

It is an arithmetic number, because the mean of its divisors is an integer number (656455674240).

Almost surely, 2^{20020210002102} is an apocalyptic number.

20020210002102 is an abundant number, since it is smaller than the sum of its proper divisors (21992953149258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20020210002102 is a wasteful number, since it uses less digits than its factorization.

20020210002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333549.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20020210002102 its reverse (20120001202002), we get a palindrome (40140211204104).

The spelling of 20020210002102 in words is "twenty trillion, twenty billion, two hundred ten million, two thousand, one hundred two".