21332310033133 has 32 divisors (see below), whose sum is σ = 24331427315712. Its totient is φ = 18513195254400.

The previous prime is 21332310033071. The next prime is 21332310033157. The reversal of 21332310033133 is 33133001323312.

It is a de Polignac number, because none of the positive numbers 2^k-21332310033133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332310073133) 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, 297042516 + ... + 297114322.

It is an arithmetic number, because the mean of its divisors is an integer number (760357103616).

Almost surely, 2^{21332310033133} is an apocalyptic number.

21332310033133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

21332310033133 is a deficient number, since it is larger than the sum of its proper divisors (2999117282579).

21332310033133 is a wasteful number, since it uses less digits than its factorization.

21332310033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74145.

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 21332310033133 its reverse (33133001323312), we get a palindrome (54465311356445).

The spelling of 21332310033133 in words is "twenty-one trillion, three hundred thirty-two billion, three hundred ten million, thirty-three thousand, one hundred thirty-three".