21010002230200 has 48 divisors (see below), whose sum is σ = 48850106908680. Its totient is φ = 8403682316160.

The previous prime is 21010002230149. The next prime is 21010002230219. The reversal of 21010002230200 is 203220001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3333579 + ... + 7289221.

Almost surely, 2^{21010002230200} is an apocalyptic number.

21010002230200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21010002230200 is an abundant number, since it is smaller than the sum of its proper divisors (27840104678480).

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

21010002230200 is a wasteful number, since it uses less digits than its factorization.

21010002230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3982216 (or 3982207 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 21010002230200 its reverse (203220001012), we get a palindrome (21213222231212).

The spelling of 21010002230200 in words is "twenty-one trillion, ten billion, two million, two hundred thirty thousand, two hundred".