33040241031 has 8 divisors (see below), whose sum is σ = 50347033984. Its totient is φ = 18880137720.

The previous prime is 33040241027. The next prime is 33040241041. The reversal of 33040241031 is 13014204033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33040241031 - 2² = 33040241027 is a prime.

It is a super-2 number, since 2×33040241031² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1573344811 = 33040241031 / (3 + 3 + 0 + 4 + 0 + 2 + 4 + 1 + 0 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33040240989 and 33040241007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33040241041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786672385 + ... + 786672426.

It is an arithmetic number, because the mean of its divisors is an integer number (6293379248).

Almost surely, 2^33040241031 is an apocalyptic number.

33040241031 is a deficient number, since it is larger than the sum of its proper divisors (17306792953).

33040241031 is a wasteful number, since it uses less digits than its factorization.

33040241031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573344821.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33040241031 its reverse (13014204033), we get a palindrome (46054445064).

The spelling of 33040241031 in words is "thirty-three billion, forty million, two hundred forty-one thousand, thirty-one".