2140220224 has 14 divisors (see below), whose sum is σ = 4246999634. Its totient is φ = 1070110080.

The previous prime is 2140220179. The next prime is 2140220227. The reversal of 2140220224 is 4220220412.

It can be written as a sum of positive squares in only one way, i.e., 2137397824 + 2822400 = 46232^2 + 1680^2 .

It is a super-2 number, since 2×2140220224² = 9161085214437220352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140220227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16720407 + ... + 16720534.

Almost surely, 2^2140220224 is an apocalyptic number.

It is an amenable number.

2140220224 is a deficient number, since it is larger than the sum of its proper divisors (2106779410).

2140220224 is an equidigital number, since it uses as much as digits as its factorization.

2140220224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33440953 (or 33440943 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2140220224 is about 46262.5142420945. The cubic root of 2140220224 is about 1288.7029456338.

Adding to 2140220224 its reverse (4220220412), we get a palindrome (6360440636).

The spelling of 2140220224 in words is "two billion, one hundred forty million, two hundred twenty thousand, two hundred twenty-four".