33231040440223 has 4 divisors (see below), whose sum is σ = 35185807524960. Its totient is φ = 31276273355488.

The previous prime is 33231040440179. The next prime is 33231040440233. The reversal of 33231040440223 is 32204404013233.

It is a happy number.

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 33231040440223 - 2⁹ = 33231040439711 is a prime.

It is a super-2 number, since 2×33231040440223² (a number of 28 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 (33231040440233) 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, 977383542343 + ... + 977383542376.

It is an arithmetic number, because the mean of its divisors is an integer number (8796451881240).

Almost surely, 2^{33231040440223} is an apocalyptic number.

33231040440223 is a deficient number, since it is larger than the sum of its proper divisors (1954767084737).

33231040440223 is a wasteful number, since it uses less digits than its factorization.

33231040440223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954767084736.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 33231040440223 its reverse (32204404013233), we get a palindrome (65435444453456).

The spelling of 33231040440223 in words is "thirty-three trillion, two hundred thirty-one billion, forty million, four hundred forty thousand, two hundred twenty-three".