5324012221 has 6 divisors (see below), whose sum is σ = 5852013566. Its totient is φ = 4840011000.

The previous prime is 5324012207. The next prime is 5324012263. The reversal of 5324012221 is 1222104235.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3600600025 + 1723412196 = 60005^2 + 41514^2 .

It is not a de Polignac number, because 5324012221 - 2⁷ = 5324012093 is a prime.

It is a super-2 number, since 2×5324012221² = 56690212258714705682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5324012192 and 5324012201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5324012521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21999930 + ... + 22000171.

Almost surely, 2^5324012221 is an apocalyptic number.

It is an amenable number.

5324012221 is a deficient number, since it is larger than the sum of its proper divisors (528001345).

5324012221 is a wasteful number, since it uses less digits than its factorization.

5324012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44000123 (or 44000112 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 5324012221 is about 72965.8291325467. The cubic root of 5324012221 is about 1746.1424932265.

Adding to 5324012221 its reverse (1222104235), we get a palindrome (6546116456).

The spelling of 5324012221 in words is "five billion, three hundred twenty-four million, twelve thousand, two hundred twenty-one".