102211320111 has 16 divisors (see below), whose sum is σ = 138638304000. Its totient is φ = 66971778368.

The previous prime is 102211320109. The next prime is 102211320131. The reversal of 102211320111 is 111023112201.

It is a cyclic number.

It is not a de Polignac number, because 102211320111 - 2¹ = 102211320109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102211320131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1101561 + ... + 1190738.

It is an arithmetic number, because the mean of its divisors is an integer number (8664894000).

Almost surely, 2^102211320111 is an apocalyptic number.

102211320111 is a deficient number, since it is larger than the sum of its proper divisors (36426983889).

102211320111 is a wasteful number, since it uses less digits than its factorization.

102211320111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292558.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 102211320111 its reverse (111023112201), we get a palindrome (213234432312).

The spelling of 102211320111 in words is "one hundred two billion, two hundred eleven million, three hundred twenty thousand, one hundred eleven".