2331311332101 has 8 divisors (see below), whose sum is σ = 3180703833120. Its totient is φ = 1518063192912.

The previous prime is 2331311332081. The next prime is 2331311332127. The reversal of 2331311332101 is 1012331131332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2331311332101 - 2¹⁰ = 2331311331077 is a prime.

It is a super-2 number, since 2×2331311332101² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331311332201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9036090306 + ... + 9036090563.

It is an arithmetic number, because the mean of its divisors is an integer number (397587979140).

Almost surely, 2^{2331311332101} is an apocalyptic number.

It is an amenable number.

2331311332101 is a deficient number, since it is larger than the sum of its proper divisors (849392501019).

2331311332101 is a wasteful number, since it uses less digits than its factorization.

2331311332101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18072180915.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 2331311332101 its reverse (1012331131332), we get a palindrome (3343642463433).

The spelling of 2331311332101 in words is "two trillion, three hundred thirty-one billion, three hundred eleven million, three hundred thirty-two thousand, one hundred one".