11303331311138 has 8 divisors (see below), whose sum is σ = 16974329919132. Its totient is φ = 5645221338096.

The previous prime is 11303331311137. The next prime is 11303331311147. The reversal of 11303331311138 is 83111313330311.

It can be written as a sum of positive squares in 2 ways, for example, as 11022911285929 + 280420025209 = 3320077^2 + 529547^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11303331311137) 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, 3222156545 + ... + 3222160052.

Almost surely, 2^{11303331311138} is an apocalyptic number.

11303331311138 is a deficient number, since it is larger than the sum of its proper divisors (5670998607994).

11303331311138 is an equidigital number, since it uses as much as digits as its factorization.

11303331311138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6444317476.

The product of its (nonzero) digits is 5832, while the sum is 32.

Adding to 11303331311138 its reverse (83111313330311), we get a palindrome (94414644641449).

The spelling of 11303331311138 in words is "eleven trillion, three hundred three billion, three hundred thirty-one million, three hundred eleven thousand, one hundred thirty-eight".