320011110111101 has 4 divisors (see below), whose sum is σ = 320011382922204. Its totient is φ = 320010837300000.

The previous prime is 320011110111097. The next prime is 320011110111107. The reversal of 320011110111101 is 101111011110023.

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 69849912355876 + 250161197755225 = 8357626^2 + 15816485^2 .

It is a cyclic number.

It is not a de Polignac number, because 320011110111101 - 2² = 320011110111097 is a prime.

It is a super-2 number, since 2×320011110111101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320011110111107) 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, 134638400 + ... + 136994601.

It is an arithmetic number, because the mean of its divisors is an integer number (80002845730551).

Almost surely, 2^{320011110111101} is an apocalyptic number.

It is an amenable number.

320011110111101 is a deficient number, since it is larger than the sum of its proper divisors (272811103).

320011110111101 is a wasteful number, since it uses less digits than its factorization.

320011110111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272811102.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 320011110111101 its reverse (101111011110023), we get a palindrome (421122121221124).

The spelling of 320011110111101 in words is "three hundred twenty trillion, eleven billion, one hundred ten million, one hundred eleven thousand, one hundred one".