2142022224 has 20 divisors (see below), whose sum is σ = 5533557536. Its totient is φ = 714007392.

The previous prime is 2142022139. The next prime is 2142022243. The reversal of 2142022224 is 4222202412.

It is a self number, because there is not a number n which added to its sum of digits gives 2142022224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22312684 + ... + 22312779.

Almost surely, 2^2142022224 is an apocalyptic number.

2142022224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2142022224 is an abundant number, since it is smaller than the sum of its proper divisors (3391535312).

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

2142022224 is a wasteful number, since it uses less digits than its factorization.

2142022224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44625474 (or 44625468 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2142022224 is about 46281.9859556610. The cubic root of 2142022224 is about 1289.0645270004.

Adding to 2142022224 its reverse (4222202412), we get a palindrome (6364224636).

The spelling of 2142022224 in words is "two billion, one hundred forty-two million, twenty-two thousand, two hundred twenty-four".