21301102010200 has 96 divisors (see below), whose sum is σ = 52444369350000. Its totient is φ = 8018310410240.

The previous prime is 21301102010197. The next prime is 21301102010257. The reversal of 21301102010200 is 201020110312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29381676 + ... + 30097924.

Almost surely, 2^{21301102010200} is an apocalyptic number.

21301102010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21301102010200 is an abundant number, since it is smaller than the sum of its proper divisors (31143267339800).

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

21301102010200 is a wasteful number, since it uses less digits than its factorization.

21301102010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725029 (or 725020 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21301102010200 its reverse (201020110312), we get a palindrome (21502122120512).

The spelling of 21301102010200 in words is "twenty-one trillion, three hundred one billion, one hundred two million, ten thousand, two hundred".