200202020122111 has 4 divisors (see below), whose sum is σ = 228802308710992. Its totient is φ = 171601731533232.

The previous prime is 200202020122043. The next prime is 200202020122127. The reversal of 200202020122111 is 111221020202002.

It is a happy number.

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

It is not a de Polignac number, because 200202020122111 - 2³⁹ = 199652264308223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202020122151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14300144294430 + ... + 14300144294443.

It is an arithmetic number, because the mean of its divisors is an integer number (57200577177748).

Almost surely, 2^{200202020122111} is an apocalyptic number.

200202020122111 is a deficient number, since it is larger than the sum of its proper divisors (28600288588881).

200202020122111 is an equidigital number, since it uses as much as digits as its factorization.

200202020122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28600288588880.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200202020122111 its reverse (111221020202002), we get a palindrome (311423040324113).

The spelling of 200202020122111 in words is "two hundred trillion, two hundred two billion, twenty million, one hundred twenty-two thousand, one hundred eleven".