33104210421 has 16 divisors (see below), whose sum is σ = 44231596928. Its totient is φ = 22023187200.

The previous prime is 33104210401. The next prime is 33104210423. The reversal of 33104210421 is 12401240133.

It is a de Polignac number, because none of the positive numbers 2^k-33104210421 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 (33104210423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5405241 + ... + 5411361.

It is an arithmetic number, because the mean of its divisors is an integer number (2764474808).

Almost surely, 2^33104210421 is an apocalyptic number.

It is an amenable number.

33104210421 is a deficient number, since it is larger than the sum of its proper divisors (11127386507).

33104210421 is a wasteful number, since it uses less digits than its factorization.

33104210421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9612.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 33104210421 its reverse (12401240133), we get a palindrome (45505450554).

The spelling of 33104210421 in words is "thirty-three billion, one hundred four million, two hundred ten thousand, four hundred twenty-one".