22120202 has 16 divisors (see below), whose sum is σ = 36053640. Its totient is φ = 10117632.

The previous prime is 22120193. The next prime is 22120223. The reversal of 22120202 is 20202122.

It can be written as a sum of positive squares in 4 ways, for example, as 6446521 + 15673681 = 2539^2 + 3959^2 .

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, 827 + ... + 6702.

Almost surely, 2^22120202 is an apocalyptic number.

22120202 is a deficient number, since it is larger than the sum of its proper divisors (13933438).

22120202 is a wasteful number, since it uses less digits than its factorization.

22120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7657.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 22120202 is about 4703.2118812573. The cubic root of 22120202 is about 280.7133257517.

Adding to 22120202 its reverse (20202122), we get a palindrome (42322324).

It can be divided in two parts, 22120 and 202, that added together give a palindrome (22322).

The spelling of 22120202 in words is "twenty-two million, one hundred twenty thousand, two hundred two".