21332001130332 has 12 divisors (see below), whose sum is σ = 49774669304136. Its totient is φ = 7110667043440.

The previous prime is 21332001130331. The next prime is 21332001130333. The reversal of 21332001130332 is 23303110023312.

It is an interprime number because it is at equal distance from previous prime (21332001130331) and next prime (21332001130333).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332001130331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888833380419 + ... + 888833380442.

It is an arithmetic number, because the mean of its divisors is an integer number (4147889108678).

Almost surely, 2^{21332001130332} is an apocalyptic number.

It is an amenable number.

21332001130332 is an abundant number, since it is smaller than the sum of its proper divisors (28442668173804).

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

21332001130332 is a wasteful number, since it uses less digits than its factorization.

21332001130332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777666760868 (or 1777666760866 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21332001130332 its reverse (23303110023312), we get a palindrome (44635111153644).

The spelling of 21332001130332 in words is "twenty-one trillion, three hundred thirty-two billion, one million, one hundred thirty thousand, three hundred thirty-two".