102110221011 has 16 divisors (see below), whose sum is σ = 139851279008. Its totient is φ = 66221971200.

The previous prime is 102110221001. The next prime is 102110221049. The reversal of 102110221011 is 110122011201.

It is not a de Polignac number, because 102110221011 - 2¹⁴ = 102110204627 is a prime.

It is a super-3 number, since 3×102110221011³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102110221001) 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, 574581 + ... + 731001.

It is an arithmetic number, because the mean of its divisors is an integer number (8740704938).

Almost surely, 2^102110221011 is an apocalyptic number.

102110221011 is a deficient number, since it is larger than the sum of its proper divisors (37741057997).

102110221011 is a wasteful number, since it uses less digits than its factorization.

102110221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162342.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102110221011 its reverse (110122011201), we get a palindrome (212232232212).

The spelling of 102110221011 in words is "one hundred two billion, one hundred ten million, two hundred twenty-one thousand, eleven".