2120231331103 has 2 divisors, whose sum is σ = 2120231331104. Its totient is φ = 2120231331102.

The previous prime is 2120231331017. The next prime is 2120231331107. The reversal of 2120231331103 is 3011331320212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120231331103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120231331107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060115665551 + 1060115665552.

It is an arithmetic number, because the mean of its divisors is an integer number (1060115665552).

Almost surely, 2^{2120231331103} is an apocalyptic number.

2120231331103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120231331103 is an equidigital number, since it uses as much as digits as its factorization.

2120231331103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2120231331103 its reverse (3011331320212), we get a palindrome (5131562651315).

The spelling of 2120231331103 in words is "two trillion, one hundred twenty billion, two hundred thirty-one million, three hundred thirty-one thousand, one hundred three".