202222100020111 has 4 divisors (see below), whose sum is σ = 202750095059712. Its totient is φ = 201694104980512.

The previous prime is 202222100020099. The next prime is 202222100020121. The reversal of 202222100020111 is 111020001222202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 202222100020111 - 2⁷ = 202222100019983 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 (202222100020121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263997519226 + ... + 263997519991.

It is an arithmetic number, because the mean of its divisors is an integer number (50687523764928).

Almost surely, 2^{202222100020111} is an apocalyptic number.

202222100020111 is a deficient number, since it is larger than the sum of its proper divisors (527995039601).

202222100020111 is an equidigital number, since it uses as much as digits as its factorization.

202222100020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527995039600.

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

Adding to 202222100020111 its reverse (111020001222202), we get a palindrome (313242101242313).

The spelling of 202222100020111 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred million, twenty thousand, one hundred eleven".