21133332301311 has 12 divisors (see below), whose sum is σ = 31175412189792. Its totient is φ = 13789124621856.

The previous prime is 21133332301309. The next prime is 21133332301373. The reversal of 21133332301311 is 11310323333112.

21133332301311 is a `hidden beast` number, since 2 + 1 + 1 + 333 + 323 + 0 + 1 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 21133332301311 - 2¹ = 21133332301309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21133332301391) 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, 24980297806 + ... + 24980298651.

It is an arithmetic number, because the mean of its divisors is an integer number (2597951015816).

Almost surely, 2^{21133332301311} is an apocalyptic number.

21133332301311 is a deficient number, since it is larger than the sum of its proper divisors (10042079888481).

21133332301311 is a wasteful number, since it uses less digits than its factorization.

21133332301311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49960596510 (or 49960596507 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 21133332301311 its reverse (11310323333112), we get a palindrome (32443655634423).

The spelling of 21133332301311 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred thirty-two million, three hundred one thousand, three hundred eleven".