11430442402 has 4 divisors (see below), whose sum is σ = 17145663606. Its totient is φ = 5715221200.

The previous prime is 11430442399. The next prime is 11430442403. The reversal of 11430442402 is 20424403411.

11430442402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 8785500361 + 2644942041 = 93731^2 + 51429^2 .

It is a super-3 number, since 3×11430442402³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11430442403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2857610599 + ... + 2857610602.

Almost surely, 2^11430442402 is an apocalyptic number.

11430442402 is a deficient number, since it is larger than the sum of its proper divisors (5715221204).

11430442402 is an equidigital number, since it uses as much as digits as its factorization.

11430442402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715221203.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 11430442402 its reverse (20424403411), we get a palindrome (31854845813).

The spelling of 11430442402 in words is "eleven billion, four hundred thirty million, four hundred forty-two thousand, four hundred two".