11431340302 has 8 divisors (see below), whose sum is σ = 17201794176. Its totient is φ = 5697408912.

The previous prime is 11431340299. The next prime is 11431340309. The reversal of 11431340302 is 20304313411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11431340302² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431340309) 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, 9129838 + ... + 9131089.

It is an arithmetic number, because the mean of its divisors is an integer number (2150224272).

Almost surely, 2^11431340302 is an apocalyptic number.

11431340302 is a deficient number, since it is larger than the sum of its proper divisors (5770453874).

11431340302 is a wasteful number, since it uses less digits than its factorization.

11431340302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18261242.

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

Adding to 11431340302 its reverse (20304313411), we get a palindrome (31735653713).

The spelling of 11431340302 in words is "eleven billion, four hundred thirty-one million, three hundred forty thousand, three hundred two".