20222100202 has 16 divisors (see below), whose sum is σ = 32322031560. Its totient is φ = 9455666688.

The previous prime is 20222100169. The next prime is 20222100209. The reversal of 20222100202 is 20200122202.

It can be written as a sum of positive squares in 4 ways, for example, as 19835623921 + 386476281 = 140839^2 + 19659^2 .

It is not an unprimeable number, because it can be changed into a prime (20222100209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1888827 + ... + 1899502.

Almost surely, 2^20222100202 is an apocalyptic number.

20222100202 is a deficient number, since it is larger than the sum of its proper divisors (12099931358).

20222100202 is a wasteful number, since it uses less digits than its factorization.

20222100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788505.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20222100202 its reverse (20200122202), we get a palindrome (40422222404).

The spelling of 20222100202 in words is "twenty billion, two hundred twenty-two million, one hundred thousand, two hundred two".