102201112211 has 6 divisors (see below), whose sum is σ = 112336759836. Its totient is φ = 92910101900.

The previous prime is 102201112151. The next prime is 102201112213. The reversal of 102201112211 is 112211102201.

It is not a de Polignac number, because 102201112211 - 2⁶ = 102201112147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102201112213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 422318525 + ... + 422318766.

It is an arithmetic number, because the mean of its divisors is an integer number (18722793306).

Almost surely, 2^102201112211 is an apocalyptic number.

102201112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102201112211 is a deficient number, since it is larger than the sum of its proper divisors (10135647625).

102201112211 is an equidigital number, since it uses as much as digits as its factorization.

102201112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844637313 (or 844637302 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102201112211 its reverse (112211102201), we get a palindrome (214412214412).

It can be divided in two parts, 102201 and 112211, that added together give a palindrome (214412).

The spelling of 102201112211 in words is "one hundred two billion, two hundred one million, one hundred twelve thousand, two hundred eleven".