2101120032331 has 4 divisors (see below), whose sum is σ = 2119714015032. Its totient is φ = 2082526049632.

The previous prime is 2101120032311. The next prime is 2101120032343. The reversal of 2101120032331 is 1332300211012.

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

It is a cyclic number.

It is not a de Polignac number, because 2101120032331 - 2²⁵ = 2101086477899 is a prime.

It is a super-2 number, since 2×2101120032331² (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 = 2101120032299 and 2101120032308.

It is not an unprimeable number, because it can be changed into a prime (2101120032311) 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, 9296991181 + ... + 9296991406.

It is an arithmetic number, because the mean of its divisors is an integer number (529928503758).

Almost surely, 2^{2101120032331} is an apocalyptic number.

2101120032331 is a deficient number, since it is larger than the sum of its proper divisors (18593982701).

2101120032331 is a wasteful number, since it uses less digits than its factorization.

2101120032331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18593982700.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2101120032331 its reverse (1332300211012), we get a palindrome (3433420243343).

The spelling of 2101120032331 in words is "two trillion, one hundred one billion, one hundred twenty million, thirty-two thousand, three hundred thirty-one".