11102321345 has 16 divisors (see below), whose sum is σ = 13370050512. Its totient is φ = 8850401280.

The previous prime is 11102321323. The next prime is 11102321389. The reversal of 11102321345 is 54312320111.

It can be written as a sum of positive squares in 8 ways, for example, as 1880176321 + 9222145024 = 43361^2 + 96032^2 .

It is not a de Polignac number, because 11102321345 - 2¹⁶ = 11102255809 is a prime.

It is a super-3 number, since 3×11102321345³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11102321345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2060555 + ... + 2065935.

It is an arithmetic number, because the mean of its divisors is an integer number (835628157).

Almost surely, 2^11102321345 is an apocalyptic number.

It is an amenable number.

11102321345 is a deficient number, since it is larger than the sum of its proper divisors (2267729167).

11102321345 is an equidigital number, since it uses as much as digits as its factorization.

11102321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6772.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 11102321345 its reverse (54312320111), we get a palindrome (65414641456).

The spelling of 11102321345 in words is "eleven billion, one hundred two million, three hundred twenty-one thousand, three hundred forty-five".