1203312310301 has 2 divisors, whose sum is σ = 1203312310302. Its totient is φ = 1203312310300.

The previous prime is 1203312310297. The next prime is 1203312310303. The reversal of 1203312310301 is 1030132133021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 692764905625 + 510547404676 = 832325^2 + 714526^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203312310301 - 2² = 1203312310297 is a prime.

It is a super-2 number, since 2×1203312310301² (a number of 25 digits) contains 22 as substring.

Together with 1203312310303, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203312310303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601656155150 + 601656155151.

It is an arithmetic number, because the mean of its divisors is an integer number (601656155151).

Almost surely, 2^{1203312310301} is an apocalyptic number.

It is an amenable number.

1203312310301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203312310301 is an equidigital number, since it uses as much as digits as its factorization.

1203312310301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1203312310301 its reverse (1030132133021), we get a palindrome (2233444443322).

The spelling of 1203312310301 in words is "one trillion, two hundred three billion, three hundred twelve million, three hundred ten thousand, three hundred one".