5522022421 has 12 divisors (see below), whose sum is σ = 5870544012. Its totient is φ = 5193157824.

The previous prime is 5522022349. The next prime is 5522022437. The reversal of 5522022421 is 1242202255.

It can be written as a sum of positive squares in 2 ways, for example, as 2730062500 + 2791959921 = 52250^2 + 52839^2 .

It is not a de Polignac number, because 5522022421 - 2¹⁵ = 5521989653 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 (5522022481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6370 + ... + 105283.

It is an arithmetic number, because the mean of its divisors is an integer number (489212001).

Almost surely, 2^5522022421 is an apocalyptic number.

It is an amenable number.

5522022421 is a deficient number, since it is larger than the sum of its proper divisors (348521591).

5522022421 is a wasteful number, since it uses less digits than its factorization.

5522022421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111828 (or 111809 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 5522022421 is about 74310.3116734145. The cubic root of 5522022421 is about 1767.5269943135.

Adding to 5522022421 its reverse (1242202255), we get a palindrome (6764224676).

The spelling of 5522022421 in words is "five billion, five hundred twenty-two million, twenty-two thousand, four hundred twenty-one".