202022020102211 has 4 divisors (see below), whose sum is σ = 204789445035192. Its totient is φ = 199254595169232.

The previous prime is 202022020102153. The next prime is 202022020102307. The reversal of 202022020102211 is 112201020220202.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202022020102211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202022020102211.

It is not an unprimeable number, because it can be changed into a prime (202022020102411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1383712466381 + ... + 1383712466526.

It is an arithmetic number, because the mean of its divisors is an integer number (51197361258798).

Almost surely, 2^{202022020102211} is an apocalyptic number.

202022020102211 is a deficient number, since it is larger than the sum of its proper divisors (2767424932981).

202022020102211 is an equidigital number, since it uses as much as digits as its factorization.

202022020102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767424932980.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202022020102211 its reverse (112201020220202), we get a palindrome (314223040322413).

The spelling of 202022020102211 in words is "two hundred two trillion, twenty-two billion, twenty million, one hundred two thousand, two hundred eleven".