1200130303121 has 2 divisors, whose sum is σ = 1200130303122. Its totient is φ = 1200130303120.

The previous prime is 1200130303117. The next prime is 1200130303123. The reversal of 1200130303121 is 1213030310021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1054236097600 + 145894205521 = 1026760^2 + 381961^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200130303121 - 2² = 1200130303117 is a prime.

Together with 1200130303123, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200130303121.

It is not a weakly prime, because it can be changed into another prime (1200130303123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600065151560 + 600065151561.

It is an arithmetic number, because the mean of its divisors is an integer number (600065151561).

Almost surely, 2^{1200130303121} is an apocalyptic number.

It is an amenable number.

1200130303121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200130303121 is an equidigital number, since it uses as much as digits as its factorization.

1200130303121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1200130303121 its reverse (1213030310021), we get a palindrome (2413160613142).

The spelling of 1200130303121 in words is "one trillion, two hundred billion, one hundred thirty million, three hundred three thousand, one hundred twenty-one".