20002222202 has 16 divisors (see below), whose sum is σ = 32289029352. Its totient is φ = 9258501120.

The previous prime is 20002222129. The next prime is 20002222213. The reversal of 20002222202 is 20222220002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11248935721 + 8753286481 = 106061^2 + 93559^2 .

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, 4820063 + ... + 4824210.

Almost surely, 2^20002222202 is an apocalyptic number.

20002222202 is a deficient number, since it is larger than the sum of its proper divisors (12286807150).

20002222202 is a wasteful number, since it uses less digits than its factorization.

20002222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9644353.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20002222202 its reverse (20222220002), we get a palindrome (40224442204).

The spelling of 20002222202 in words is "twenty billion, two million, two hundred twenty-two thousand, two hundred two".