11330211243 has 16 divisors (see below), whose sum is σ = 16314359040. Its totient is φ = 6953007264.

The previous prime is 11330211241. The next prime is 11330211247. The reversal of 11330211243 is 34211203311.

It is not a de Polignac number, because 11330211243 - 2¹ = 11330211241 is a prime.

It is a super-2 number, since 2×11330211243² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11330211241) 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, 390621 + ... + 418622.

It is an arithmetic number, because the mean of its divisors is an integer number (1019647440).

Almost surely, 2^11330211243 is an apocalyptic number.

11330211243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11330211243 is a deficient number, since it is larger than the sum of its proper divisors (4984147797).

11330211243 is a wasteful number, since it uses less digits than its factorization.

11330211243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809618.

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

Adding to 11330211243 its reverse (34211203311), we get a palindrome (45541414554).

The spelling of 11330211243 in words is "eleven billion, three hundred thirty million, two hundred eleven thousand, two hundred forty-three".