113011120111081 has 2 divisors, whose sum is σ = 113011120111082. Its totient is φ = 113011120111080.

The previous prime is 113011120111051. The next prime is 113011120111103. The reversal of 113011120111081 is 180111021110311.

It is a happy number.

It is an a-pointer prime, because the next prime (113011120111103) can be obtained adding 113011120111081 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113009656360000 + 1463751081 = 10630600^2 + 38259^2 .

It is a cyclic number.

It is not a de Polignac number, because 113011120111081 - 2¹⁵ = 113011120078313 is a prime.

It is a super-3 number, since 3×113011120111081³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (113011120111051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56505560055540 + 56505560055541.

It is an arithmetic number, because the mean of its divisors is an integer number (56505560055541).

Almost surely, 2^{113011120111081} is an apocalyptic number.

It is an amenable number.

113011120111081 is a deficient number, since it is larger than the sum of its proper divisors (1).

113011120111081 is an equidigital number, since it uses as much as digits as its factorization.

113011120111081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 22.

Adding to 113011120111081 its reverse (180111021110311), we get a palindrome (293122141221392).

The spelling of 113011120111081 in words is "one hundred thirteen trillion, eleven billion, one hundred twenty million, one hundred eleven thousand, eighty-one".