102222202111 has 4 divisors (see below), whose sum is σ = 103234303224. Its totient is φ = 101210101000.

The previous prime is 102222202097. The next prime is 102222202129. The reversal of 102222202111 is 111202222201.

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 102222202111 - 2⁵ = 102222202079 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 (102222202171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506050405 + ... + 506050606.

It is an arithmetic number, because the mean of its divisors is an integer number (25808575806).

Almost surely, 2^102222202111 is an apocalyptic number.

102222202111 is a deficient number, since it is larger than the sum of its proper divisors (1012101113).

102222202111 is a wasteful number, since it uses less digits than its factorization.

102222202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012101112.

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

Adding to 102222202111 its reverse (111202222201), we get a palindrome (213424424312).

The spelling of 102222202111 in words is "one hundred two billion, two hundred twenty-two million, two hundred two thousand, one hundred eleven".