33132242240621 has 4 divisors (see below), whose sum is σ = 33136922604000. Its totient is φ = 33127561877244.

The previous prime is 33132242240609. The next prime is 33132242240633. The reversal of 33132242240621 is 12604224223133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (33132242240609) and next prime (33132242240633).

It is a cyclic number.

It is not a de Polignac number, because 33132242240621 - 2¹⁰ = 33132242239597 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 (33132242240681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2340171071 + ... + 2340185228.

It is an arithmetic number, because the mean of its divisors is an integer number (8284230651000).

Almost surely, 2^{33132242240621} is an apocalyptic number.

It is an amenable number.

33132242240621 is a deficient number, since it is larger than the sum of its proper divisors (4680363379).

33132242240621 is an equidigital number, since it uses as much as digits as its factorization.

33132242240621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680363378.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 33132242240621 its reverse (12604224223133), we get a palindrome (45736466463754).

The spelling of 33132242240621 in words is "thirty-three trillion, one hundred thirty-two billion, two hundred forty-two million, two hundred forty thousand, six hundred twenty-one".