33040213124 has 12 divisors (see below), whose sum is σ = 57828590400. Its totient is φ = 16517758728.

The previous prime is 33040213117. The next prime is 33040213127. The reversal of 33040213124 is 42131204033.

It is a self number, because there is not a number n which added to its sum of digits gives 33040213124.

It is not an unprimeable number, because it can be changed into a prime (33040213127) 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, 555104 + ... + 611735.

It is an arithmetic number, because the mean of its divisors is an integer number (4819049200).

Almost surely, 2^33040213124 is an apocalyptic number.

It is an amenable number.

33040213124 is a deficient number, since it is larger than the sum of its proper divisors (24788377276).

33040213124 is a wasteful number, since it uses less digits than its factorization.

33040213124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173922 (or 1173920 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33040213124 its reverse (42131204033), we get a palindrome (75171417157).

Subtracting 33040213124 from its reverse (42131204033), we obtain a palindrome (9090990909).

The spelling of 33040213124 in words is "thirty-three billion, forty million, two hundred thirteen thousand, one hundred twenty-four".