2220500331 has 16 divisors (see below), whose sum is σ = 3759577600. Its totient is φ = 1268857224.

The previous prime is 2220500329. The next prime is 2220500357. The reversal of 2220500331 is 1330050222.

It is not a de Polignac number, because 2220500331 - 2¹ = 2220500329 is a prime.

It is a super-2 number, since 2×2220500331² = 9861243439942219122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220500831) 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, 5874151 + ... + 5874528.

It is an arithmetic number, because the mean of its divisors is an integer number (234973600).

Almost surely, 2^2220500331 is an apocalyptic number.

2220500331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2220500331 is a deficient number, since it is larger than the sum of its proper divisors (1539077269).

2220500331 is a wasteful number, since it uses less digits than its factorization.

2220500331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11748695 (or 11748689 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2220500331 is about 47122.1851254799. The cubic root of 2220500331 is about 1304.6187444865.

Adding to 2220500331 its reverse (1330050222), we get a palindrome (3550550553).

The spelling of 2220500331 in words is "two billion, two hundred twenty million, five hundred thousand, three hundred thirty-one".