21132232113303 has 24 divisors (see below), whose sum is σ = 30545865504960. Its totient is φ = 14078221122240.

The previous prime is 21132232113299. The next prime is 21132232113379. The reversal of 21132232113303 is 30331123223112.

21132232113303 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 2 + 2 + 321 + 1 + 330 + 3 = 666.

It is not a de Polignac number, because 21132232113303 - 2² = 21132232113299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132232113383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75823938 + ... + 76102128.

It is an arithmetic number, because the mean of its divisors is an integer number (1272744396040).

Almost surely, 2^{21132232113303} is an apocalyptic number.

21132232113303 is a deficient number, since it is larger than the sum of its proper divisors (9413633391657).

21132232113303 is a wasteful number, since it uses less digits than its factorization.

21132232113303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284119 (or 284116 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 21132232113303 its reverse (30331123223112), we get a palindrome (51463355336415).

The spelling of 21132232113303 in words is "twenty-one trillion, one hundred thirty-two billion, two hundred thirty-two million, one hundred thirteen thousand, three hundred three".