21000200010232 has 16 divisors (see below), whose sum is σ = 40291081415640. Its totient is φ = 10255911632736.

The previous prime is 21000200010197. The next prime is 21000200010247. The reversal of 21000200010232 is 23201000200012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30523546183 + ... + 30523546870.

Almost surely, 2^{21000200010232} is an apocalyptic number.

It is an amenable number.

21000200010232 is a deficient number, since it is larger than the sum of its proper divisors (19290881405408).

21000200010232 is a wasteful number, since it uses less digits than its factorization.

21000200010232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61047093102 (or 61047093098 counting only the distinct ones).

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

Adding to 21000200010232 its reverse (23201000200012), we get a palindrome (44201200210244).

The spelling of 21000200010232 in words is "twenty-one trillion, two hundred million, ten thousand, two hundred thirty-two".