20222211012202 has 4 divisors (see below), whose sum is σ = 30333316518306. Its totient is φ = 10111105506100.

The previous prime is 20222211012137. The next prime is 20222211012203. The reversal of 20222211012202 is 20221011222202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10563858543681 + 9658352468521 = 3250209^2 + 3107789^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20222211012202.

It is not an unprimeable number, because it can be changed into a prime (20222211012203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055552753049 + ... + 5055552753052.

Almost surely, 2^{20222211012202} is an apocalyptic number.

20222211012202 is a deficient number, since it is larger than the sum of its proper divisors (10111105506104).

20222211012202 is a wasteful number, since it uses less digits than its factorization.

20222211012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111105506103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20222211012202 its reverse (20221011222202), we get a palindrome (40443222234404).

The spelling of 20222211012202 in words is "twenty trillion, two hundred twenty-two billion, two hundred eleven million, twelve thousand, two hundred two".