2101020210012 has 24 divisors (see below), whose sum is σ = 4905740627200. Its totient is φ = 699860050416.

The previous prime is 2101020210001. The next prime is 2101020210013. The reversal of 2101020210012 is 2100120201012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2101020210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101020210013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59984212 + ... + 60019227.

Almost surely, 2^{2101020210012} is an apocalyptic number.

It is an amenable number.

2101020210012 is an abundant number, since it is smaller than the sum of its proper divisors (2804720417188).

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

2101020210012 is a wasteful number, since it uses less digits than its factorization.

2101020210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120004905 (or 120004903 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2101020210012 its reverse (2100120201012), we get a palindrome (4201140411024).

The spelling of 2101020210012 in words is "two trillion, one hundred one billion, twenty million, two hundred ten thousand, twelve".