2101210200010 has 64 divisors (see below), whose sum is σ = 3863813055264. Its totient is φ = 822528000000.

The previous prime is 2101210199981. The next prime is 2101210200077. The reversal of 2101210200010 is 100020121012.

It can be written as a sum of positive squares in 16 ways, for example, as 288662276529 + 1812547923481 = 537273^2 + 1346309^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 2101210200010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300126510 + ... + 300133510.

Almost surely, 2^{2101210200010} is an apocalyptic number.

2101210200010 is a deficient number, since it is larger than the sum of its proper divisors (1762602855254).

2101210200010 is a wasteful number, since it uses less digits than its factorization.

2101210200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10219.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2101210200010 its reverse (100020121012), we get a palindrome (2201230321022).

The spelling of 2101210200010 in words is "two trillion, one hundred one billion, two hundred ten million, two hundred thousand, ten".