21000132302303 has 32 divisors (see below), whose sum is σ = 27056122993152. Its totient is φ = 15824937744000.

The previous prime is 21000132302257. The next prime is 21000132302323. The reversal of 21000132302303 is 30320323100012.

It is not a de Polignac number, because 21000132302303 - 2⁸ = 21000132302047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21000132302323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31064276 + ... + 31733097.

It is an arithmetic number, because the mean of its divisors is an integer number (845503843536).

Almost surely, 2^{21000132302303} is an apocalyptic number.

21000132302303 is a deficient number, since it is larger than the sum of its proper divisors (6055990690849).

21000132302303 is a wasteful number, since it uses less digits than its factorization.

21000132302303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62797535.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21000132302303 its reverse (30320323100012), we get a palindrome (51320455402315).

The spelling of 21000132302303 in words is "twenty-one trillion, one hundred thirty-two million, three hundred two thousand, three hundred three".