33045313223 has 4 divisors (see below), whose sum is σ = 35587260408. Its totient is φ = 30503366040.

The previous prime is 33045313207. The next prime is 33045313243. The reversal of 33045313223 is 32231354033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33045313223 - 2⁴ = 33045313207 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 (33045313243) 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, 1270973573 + ... + 1270973598.

It is an arithmetic number, because the mean of its divisors is an integer number (8896815102).

Almost surely, 2^33045313223 is an apocalyptic number.

33045313223 is a deficient number, since it is larger than the sum of its proper divisors (2541947185).

33045313223 is a wasteful number, since it uses less digits than its factorization.

33045313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541947184.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 33045313223 its reverse (32231354033), we get a palindrome (65276667256).

The spelling of 33045313223 in words is "thirty-three billion, forty-five million, three hundred thirteen thousand, two hundred twenty-three".