33134052451021 has 4 divisors (see below), whose sum is σ = 33134513723712. Its totient is φ = 33133591178332.

The previous prime is 33134052450979. The next prime is 33134052451051. The reversal of 33134052451021 is 12015425043133.

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 a cyclic number.

It is not a de Polignac number, because 33134052451021 - 2¹⁹ = 33134051926733 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 (33134052451051) 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, 230528581 + ... + 230672266.

It is an arithmetic number, because the mean of its divisors is an integer number (8283628430928).

Almost surely, 2^{33134052451021} is an apocalyptic number.

It is an amenable number.

33134052451021 is a deficient number, since it is larger than the sum of its proper divisors (461272691).

33134052451021 is an equidigital number, since it uses as much as digits as its factorization.

33134052451021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461272690.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 33134052451021 its reverse (12015425043133), we get a palindrome (45149477494154).

The spelling of 33134052451021 in words is "thirty-three trillion, one hundred thirty-four billion, fifty-two million, four hundred fifty-one thousand, twenty-one".