2130331203031 has 4 divisors (see below), whose sum is σ = 2179873789192. Its totient is φ = 2080788616872.

The previous prime is 2130331203017. The next prime is 2130331203071. The reversal of 2130331203031 is 1303021330312.

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 2130331203031 - 2¹⁵ = 2130331170263 is a prime.

It is a super-2 number, since 2×2130331203031² (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 = 2130331202993 and 2130331203011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130331203071) 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, 24771293016 + ... + 24771293101.

It is an arithmetic number, because the mean of its divisors is an integer number (544968447298).

Almost surely, 2^{2130331203031} is an apocalyptic number.

2130331203031 is a deficient number, since it is larger than the sum of its proper divisors (49542586161).

2130331203031 is an equidigital number, since it uses as much as digits as its factorization.

2130331203031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49542586160.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2130331203031 its reverse (1303021330312), we get a palindrome (3433352533343).

The spelling of 2130331203031 in words is "two trillion, one hundred thirty billion, three hundred thirty-one million, two hundred three thousand, thirty-one".