11430034213 has 4 divisors (see below), whose sum is σ = 12309267628. Its totient is φ = 10550800800.

The previous prime is 11430034157. The next prime is 11430034223. The reversal of 11430034213 is 31243003411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 596971489 + 10833062724 = 24433^2 + 104082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11430034213 is a prime.

It is a super-2 number, since 2×11430034213² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430034223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439616688 + ... + 439616713.

It is an arithmetic number, because the mean of its divisors is an integer number (3077316907).

Almost surely, 2^11430034213 is an apocalyptic number.

11430034213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11430034213 is a deficient number, since it is larger than the sum of its proper divisors (879233415).

11430034213 is an equidigital number, since it uses as much as digits as its factorization.

11430034213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879233414.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11430034213 its reverse (31243003411), we get a palindrome (42673037624).

The spelling of 11430034213 in words is "eleven billion, four hundred thirty million, thirty-four thousand, two hundred thirteen".