11311311330158 has 64 divisors (see below), whose sum is σ = 19962765619200. Its totient is φ = 4706463097728.

The previous prime is 11311311330157. The next prime is 11311311330197. The reversal of 11311311330158 is 85103311311311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311311330157) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74141591 + ... + 74293997.

It is an arithmetic number, because the mean of its divisors is an integer number (311918212800).

Almost surely, 2^{11311311330158} is an apocalyptic number.

11311311330158 is a deficient number, since it is larger than the sum of its proper divisors (8651454289042).

11311311330158 is a wasteful number, since it uses less digits than its factorization.

11311311330158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153369.

The product of its (nonzero) digits is 3240, while the sum is 32.

Adding to 11311311330158 its reverse (85103311311311), we get a palindrome (96414622641469).

The spelling of 11311311330158 in words is "eleven trillion, three hundred eleven billion, three hundred eleven million, three hundred thirty thousand, one hundred fifty-eight".