20202211200202 has 4 divisors (see below), whose sum is σ = 30303316800306. Its totient is φ = 10101105600100.

The previous prime is 20202211200191. The next prime is 20202211200229. The reversal of 20202211200202 is 20200211220202.

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., 10789838774521 + 9412372425681 = 3284789^2 + 3067959^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050552800049 + ... + 5050552800052.

Almost surely, 2^{20202211200202} is an apocalyptic number.

20202211200202 is a deficient number, since it is larger than the sum of its proper divisors (10101105600104).

20202211200202 is a wasteful number, since it uses less digits than its factorization.

20202211200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101105600103.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20202211200202 its reverse (20200211220202), we get a palindrome (40402422420404).

The spelling of 20202211200202 in words is "twenty trillion, two hundred two billion, two hundred eleven million, two hundred thousand, two hundred two".