5442221331 has 16 divisors (see below), whose sum is σ = 8280458400. Its totient is φ = 3530088864.

The previous prime is 5442221311. The next prime is 5442221353. The reversal of 5442221331 is 1331222445.

5442221331 is a `hidden beast` number, since 5 + 442 + 2 + 213 + 3 + 1 = 666.

It is not a de Polignac number, because 5442221331 - 2¹¹ = 5442219283 is a prime.

It is a super-2 number, since 2×5442221331² = 59235546031182823122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5442221295 and 5442221304.

It is not an unprimeable number, because it can be changed into a prime (5442221311) 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, 2722836 + ... + 2724833.

It is an arithmetic number, because the mean of its divisors is an integer number (517528650).

Almost surely, 2^5442221331 is an apocalyptic number.

5442221331 is a deficient number, since it is larger than the sum of its proper divisors (2838237069).

5442221331 is a wasteful number, since it uses less digits than its factorization.

5442221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5447715 (or 5447709 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 5442221331 is about 73771.4126948915. The cubic root of 5442221331 is about 1758.9712189854.

Adding to 5442221331 its reverse (1331222445), we get a palindrome (6773443776).

The spelling of 5442221331 in words is "five billion, four hundred forty-two million, two hundred twenty-one thousand, three hundred thirty-one".