111131314211031 has 16 divisors (see below), whose sum is σ = 153285047019360. Its totient is φ = 71532577961600.

The previous prime is 111131314211017. The next prime is 111131314211101. The reversal of 111131314211031 is 130112413131111.

It is a cyclic number.

It is not a de Polignac number, because 111131314211031 - 2¹⁵ = 111131314178263 is a prime.

It is a super-2 number, since 2×111131314211031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111131314210992 and 111131314211010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111131314211131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28976581 + ... + 32586881.

It is an arithmetic number, because the mean of its divisors is an integer number (9580315438710).

Almost surely, 2^{111131314211031} is an apocalyptic number.

111131314211031 is a deficient number, since it is larger than the sum of its proper divisors (42153732808329).

111131314211031 is a wasteful number, since it uses less digits than its factorization.

111131314211031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3964146.

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 111131314211031 its reverse (130112413131111), we get a palindrome (241243727342142).

The spelling of 111131314211031 in words is "one hundred eleven trillion, one hundred thirty-one billion, three hundred fourteen million, two hundred eleven thousand, thirty-one".