11102343231 has 16 divisors (see below), whose sum is σ = 17204601600. Its totient is φ = 6236666688.

The previous prime is 11102343229. The next prime is 11102343233. The reversal of 11102343231 is 13234320111.

It is an interprime number because it is at equal distance from previous prime (11102343229) and next prime (11102343233).

It is not a de Polignac number, because 11102343231 - 2¹ = 11102343229 is a prime.

It is a super-2 number, since 2×11102343231² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11102343198 and 11102343207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102343233) 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, 4479126 + ... + 4481603.

It is an arithmetic number, because the mean of its divisors is an integer number (1075287600).

Almost surely, 2^11102343231 is an apocalyptic number.

11102343231 is a deficient number, since it is larger than the sum of its proper divisors (6102258369).

11102343231 is an equidigital number, since it uses as much as digits as its factorization.

11102343231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8960798.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11102343231 its reverse (13234320111), we get a palindrome (24336663342).

The spelling of 11102343231 in words is "eleven billion, one hundred two million, three hundred forty-three thousand, two hundred thirty-one".