33552002135221 has 4 divisors (see below), whose sum is σ = 33552121040512. Its totient is φ = 33551883229932.

The previous prime is 33552002135149. The next prime is 33552002135231. The reversal of 33552002135221 is 12253120025533.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33552002135221 - 2⁹ = 33552002134709 is a prime.

It is a super-2 number, since 2×33552002135221² (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 (33552002135231) 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, 59028375 + ... + 59594068.

It is an arithmetic number, because the mean of its divisors is an integer number (8388030260128).

Almost surely, 2^{33552002135221} is an apocalyptic number.

It is an amenable number.

33552002135221 is a deficient number, since it is larger than the sum of its proper divisors (118905291).

33552002135221 is a wasteful number, since it uses less digits than its factorization.

33552002135221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118905290.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 33552002135221 in words is "thirty-three trillion, five hundred fifty-two billion, two million, one hundred thirty-five thousand, two hundred twenty-one".