21000201002110 has 64 divisors (see below), whose sum is σ = 41529333484800. Its totient is φ = 7582345562880.

The previous prime is 21000201002041. The next prime is 21000201002129. The reversal of 21000201002110 is 1120010200012.

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

It is a congruent number.

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, 18250309 + ... + 19366831.

It is an arithmetic number, because the mean of its divisors is an integer number (648895835700).

Almost surely, 2^{21000201002110} is an apocalyptic number.

21000201002110 is a deficient number, since it is larger than the sum of its proper divisors (20529132482690).

21000201002110 is a wasteful number, since it uses less digits than its factorization.

21000201002110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117753.

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

Adding to 21000201002110 its reverse (1120010200012), we get a palindrome (22120211202122).

The spelling of 21000201002110 in words is "twenty-one trillion, two hundred one million, two thousand, one hundred ten".