5203312220 has 24 divisors (see below), whose sum is σ = 11222280384. Its totient is φ = 2025072576.

The previous prime is 5203312201. The next prime is 5203312253. The reversal of 5203312220 is 222133025.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 5203312192 and 5203312201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3515012 + ... + 3516491.

It is an arithmetic number, because the mean of its divisors is an integer number (467595016).

Almost surely, 2^5203312220 is an apocalyptic number.

It is an amenable number.

5203312220 is an abundant number, since it is smaller than the sum of its proper divisors (6018968164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5203312220 is a wasteful number, since it uses less digits than its factorization.

5203312220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031549 (or 7031547 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5203312220 is about 72133.9879668385. The cubic root of 5203312220 is about 1732.8459754916.

Adding to 5203312220 its reverse (222133025), we get a palindrome (5425445245).

The spelling of 5203312220 in words is "five billion, two hundred three million, three hundred twelve thousand, two hundred twenty".