111311322013101 has 16 divisors (see below), whose sum is σ = 169859217310848. Its totient is φ = 63515732952000.

The previous prime is 111311322013091. The next prime is 111311322013103. The reversal of 111311322013101 is 101310223113111.

It is not a de Polignac number, because 111311322013101 - 2¹⁸ = 111311321750957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111311322013103) 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, 3780683670 + ... + 3780713111.

It is an arithmetic number, because the mean of its divisors is an integer number (10616201081928).

Almost surely, 2^{111311322013101} is an apocalyptic number.

It is an amenable number.

111311322013101 is a deficient number, since it is larger than the sum of its proper divisors (58547895297747).

111311322013101 is an equidigital number, since it uses as much as digits as its factorization.

111311322013101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7561397492.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 111311322013101 its reverse (101310223113111), we get a palindrome (212621545126212).

The spelling of 111311322013101 in words is "one hundred eleven trillion, three hundred eleven billion, three hundred twenty-two million, thirteen thousand, one hundred one".