111301320101 has 4 divisors (see below), whose sum is σ = 111314402892. Its totient is φ = 111288237312.

The previous prime is 111301320089. The next prime is 111301320107. The reversal of 111301320101 is 101023103111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101623876225 + 9677443876 = 318785^2 + 98374^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111301320101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111301320107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6528626 + ... + 6545651.

It is an arithmetic number, because the mean of its divisors is an integer number (27828600723).

Almost surely, 2^111301320101 is an apocalyptic number.

It is an amenable number.

111301320101 is a deficient number, since it is larger than the sum of its proper divisors (13082791).

111301320101 is an equidigital number, since it uses as much as digits as its factorization.

111301320101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13082790.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 111301320101 its reverse (101023103111), we get a palindrome (212324423212).

The spelling of 111301320101 in words is "one hundred eleven billion, three hundred one million, three hundred twenty thousand, one hundred one".