21032201133 has 12 divisors (see below), whose sum is σ = 30397258528. Its totient is φ = 14013430920.

The previous prime is 21032201123. The next prime is 21032201137. The reversal of 21032201133 is 33110223012.

21032201133 is a `hidden beast` number, since 210 + 322 + 0 + 1 + 133 = 666.

It is not a de Polignac number, because 21032201133 - 2¹⁷ = 21032070061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21032201137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 653113 + ... + 684558.

Almost surely, 2^21032201133 is an apocalyptic number.

It is an amenable number.

21032201133 is a deficient number, since it is larger than the sum of its proper divisors (9365057395).

21032201133 is a wasteful number, since it uses less digits than its factorization.

21032201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339424 (or 1339421 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21032201133 its reverse (33110223012), we get a palindrome (54142424145).

The spelling of 21032201133 in words is "twenty-one billion, thirty-two million, two hundred one thousand, one hundred thirty-three".