21332103133 has 24 divisors (see below), whose sum is σ = 24043871936. Its totient is φ = 18905736960.

The previous prime is 21332103131. The next prime is 21332103139. The reversal of 21332103133 is 33130123312.

It is not a de Polignac number, because 21332103133 - 2¹ = 21332103131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332103131) 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, 772816 + ... + 799942.

Almost surely, 2^21332103133 is an apocalyptic number.

It is an amenable number.

21332103133 is a deficient number, since it is larger than the sum of its proper divisors (2711768803).

21332103133 is a wasteful number, since it uses less digits than its factorization.

21332103133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27313 (or 27302 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 21332103133 its reverse (33130123312), we get a palindrome (54462226445).

The spelling of 21332103133 in words is "twenty-one billion, three hundred thirty-two million, one hundred three thousand, one hundred thirty-three".