111012331113 has 16 divisors (see below), whose sum is σ = 164497075840. Its totient is φ = 73992757392.

The previous prime is 111012331097. The next prime is 111012331121. The reversal of 111012331113 is 311133210111.

It is not a de Polignac number, because 111012331113 - 2⁴ = 111012331097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111012351113) 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, 297181 + ... + 557082.

It is an arithmetic number, because the mean of its divisors is an integer number (10281067240).

Almost surely, 2^111012331113 is an apocalyptic number.

It is an amenable number.

111012331113 is a deficient number, since it is larger than the sum of its proper divisors (53484744727).

111012331113 is an equidigital number, since it uses as much as digits as its factorization.

111012331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859085 (or 859079 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111012331113 its reverse (311133210111), we get a palindrome (422145541224).

The spelling of 111012331113 in words is "one hundred eleven billion, twelve million, three hundred thirty-one thousand, one hundred thirteen".