2101113232331 has 4 divisors (see below), whose sum is σ = 2126427849672. Its totient is φ = 2075798614992.

The previous prime is 2101113232321. The next prime is 2101113232343. The reversal of 2101113232331 is 1332323111012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101113232331 is a prime.

It is a super-2 number, since 2×2101113232331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2101113232297 and 2101113232306.

It is not an unprimeable number, because it can be changed into a prime (2101113232301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12657308546 + ... + 12657308711.

It is an arithmetic number, because the mean of its divisors is an integer number (531606962418).

Almost surely, 2^{2101113232331} is an apocalyptic number.

2101113232331 is a deficient number, since it is larger than the sum of its proper divisors (25314617341).

2101113232331 is an equidigital number, since it uses as much as digits as its factorization.

2101113232331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25314617340.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2101113232331 its reverse (1332323111012), we get a palindrome (3433436343343).

The spelling of 2101113232331 in words is "two trillion, one hundred one billion, one hundred thirteen million, two hundred thirty-two thousand, three hundred thirty-one".