11111020112331 has 6 divisors (see below), whose sum is σ = 16049251273380. Its totient is φ = 7407346741548.

The previous prime is 11111020112329. The next prime is 11111020112383. The reversal of 11111020112331 is 13321102011111.

11111020112331 is a `hidden beast` number, since 1 + 11 + 110 + 201 + 12 + 331 = 666.

11111020112331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11111020112331 - 2¹ = 11111020112329 is a prime.

It is a super-2 number, since 2×11111020112331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11111020122331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617278895121 + ... + 617278895138.

It is an arithmetic number, because the mean of its divisors is an integer number (2674875212230).

Almost surely, 2^{11111020112331} is an apocalyptic number.

11111020112331 is a deficient number, since it is larger than the sum of its proper divisors (4938231161049).

11111020112331 is a wasteful number, since it uses less digits than its factorization.

11111020112331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234557790265 (or 1234557790262 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 11111020112331 its reverse (13321102011111), we get a palindrome (24432122123442).

The spelling of 11111020112331 in words is "eleven trillion, one hundred eleven billion, twenty million, one hundred twelve thousand, three hundred thirty-one".