2130003137123 has 2 divisors, whose sum is σ = 2130003137124. Its totient is φ = 2130003137122.

The previous prime is 2130003137057. The next prime is 2130003137221. The reversal of 2130003137123 is 3217313000312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2130003137123 - 2⁸ = 2130003136867 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2130003137092 and 2130003137101.

It is not a weakly prime, because it can be changed into another prime (2130003737123) 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 as a sum of consecutive naturals, namely, 1065001568561 + 1065001568562.

It is an arithmetic number, because the mean of its divisors is an integer number (1065001568562).

Almost surely, 2^{2130003137123} is an apocalyptic number.

2130003137123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130003137123 is an equidigital number, since it uses as much as digits as its factorization.

2130003137123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 2130003137123 its reverse (3217313000312), we get a palindrome (5347316137435).

The spelling of 2130003137123 in words is "two trillion, one hundred thirty billion, three million, one hundred thirty-seven thousand, one hundred twenty-three".