11115213153331 has 64 divisors (see below), whose sum is σ = 13821262882560. Its totient is φ = 8722974965760.

The previous prime is 11115213153281. The next prime is 11115213153337. The reversal of 11115213153331 is 13335131251111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11115213153331 - 2⁷ = 11115213153203 is a prime.

It is a super-2 number, since 2×11115213153331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11115213153293 and 11115213153302.

It is not an unprimeable number, because it can be changed into a prime (11115213153337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1220240605 + ... + 1220249713.

It is an arithmetic number, because the mean of its divisors is an integer number (215957232540).

Almost surely, 2^{11115213153331} is an apocalyptic number.

11115213153331 is a deficient number, since it is larger than the sum of its proper divisors (2706049729229).

11115213153331 is a wasteful number, since it uses less digits than its factorization.

11115213153331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11024.

The product of its digits is 4050, while the sum is 31.

The spelling of 11115213153331 in words is "eleven trillion, one hundred fifteen billion, two hundred thirteen million, one hundred fifty-three thousand, three hundred thirty-one".