12103020323353 has 2 divisors, whose sum is σ = 12103020323354. Its totient is φ = 12103020323352.

The previous prime is 12103020323311. The next prime is 12103020323357. The reversal of 12103020323353 is 35332302030121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7268615505369 + 4834404817984 = 2696037^2 + 2198728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12103020323353 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103020323357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051510161676 + 6051510161677.

It is an arithmetic number, because the mean of its divisors is an integer number (6051510161677).

Almost surely, 2^{12103020323353} is an apocalyptic number.

It is an amenable number.

12103020323353 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103020323353 is an equidigital number, since it uses as much as digits as its factorization.

12103020323353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 12103020323353 its reverse (35332302030121), we get a palindrome (47435322353474).

The spelling of 12103020323353 in words is "twelve trillion, one hundred three billion, twenty million, three hundred twenty-three thousand, three hundred fifty-three".