33132021413 has 16 divisors (see below), whose sum is σ = 34397568000. Its totient is φ = 31874906112.

The previous prime is 33132021409. The next prime is 33132021427. The reversal of 33132021413 is 31412023133.

It is a cyclic number.

It is not a de Polignac number, because 33132021413 - 2² = 33132021409 is a prime.

It is a super-2 number, since 2×33132021413² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33132621413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12319973 + ... + 12322661.

It is an arithmetic number, because the mean of its divisors is an integer number (2149848000).

Almost surely, 2^33132021413 is an apocalyptic number.

It is an amenable number.

33132021413 is a deficient number, since it is larger than the sum of its proper divisors (1265546587).

33132021413 is a wasteful number, since it uses less digits than its factorization.

33132021413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4084.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 33132021413 its reverse (31412023133), we get a palindrome (64544044546).

The spelling of 33132021413 in words is "thirty-three billion, one hundred thirty-two million, twenty-one thousand, four hundred thirteen".