111323310101 has 4 divisors (see below), whose sum is σ = 112574133900. Its totient is φ = 110072486304.

The previous prime is 111323310079. The next prime is 111323310103. The reversal of 111323310101 is 101013323111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101013323111 = 17 ⋅5941960183.

It can be written as a sum of positive squares in 2 ways, for example, as 16612632100 + 94710678001 = 128890^2 + 307751^2 .

It is a cyclic number.

It is not a de Polignac number, because 111323310101 - 2¹⁰ = 111323309077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111323310101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111323310103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625411766 + ... + 625411943.

It is an arithmetic number, because the mean of its divisors is an integer number (28143533475).

Almost surely, 2^111323310101 is an apocalyptic number.

It is an amenable number.

111323310101 is a deficient number, since it is larger than the sum of its proper divisors (1250823799).

111323310101 is an equidigital number, since it uses as much as digits as its factorization.

111323310101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250823798.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 111323310101 its reverse (101013323111), we get a palindrome (212336633212).

It can be divided in two parts, 11132 and 3310101, that added together give a palindrome (3321233).

The spelling of 111323310101 in words is "one hundred eleven billion, three hundred twenty-three million, three hundred ten thousand, one hundred one".