5533312021 has 4 divisors (see below), whose sum is σ = 5651042112. Its totient is φ = 5415581932.

The previous prime is 5533312007. The next prime is 5533312033. The reversal of 5533312021 is 1202133355.

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 5533312021 - 2¹⁷ = 5533180949 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 (5533312051) 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, 58864975 + ... + 58865068.

It is an arithmetic number, because the mean of its divisors is an integer number (1412760528).

Almost surely, 2^5533312021 is an apocalyptic number.

It is an amenable number.

5533312021 is a deficient number, since it is larger than the sum of its proper divisors (117730091).

5533312021 is a wasteful number, since it uses less digits than its factorization.

5533312021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117730090.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 5533312021 is about 74386.2354269928. The cubic root of 5533312021 is about 1768.7307253478.

Adding to 5533312021 its reverse (1202133355), we get a palindrome (6735445376).

The spelling of 5533312021 in words is "five billion, five hundred thirty-three million, three hundred twelve thousand, twenty-one".