33535221204 has 48 divisors (see below), whose sum is σ = 78932363328. Its totient is φ = 11081188608.

The previous prime is 33535221149. The next prime is 33535221221. The reversal of 33535221204 is 40212253533.

It is a super-2 number, since 2×33535221204² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608274 + ... + 661110.

It is an arithmetic number, because the mean of its divisors is an integer number (1644424236).

Almost surely, 2^33535221204 is an apocalyptic number.

It is an amenable number.

33535221204 is an abundant number, since it is smaller than the sum of its proper divisors (45397142124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33535221204 is a wasteful number, since it uses less digits than its factorization.

33535221204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53304 (or 53302 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 33535221204 its reverse (40212253533), we get a palindrome (73747474737).

The spelling of 33535221204 in words is "thirty-three billion, five hundred thirty-five million, two hundred twenty-one thousand, two hundred four".