1200321132097 has 2 divisors, whose sum is σ = 1200321132098. Its totient is φ = 1200321132096.

The previous prime is 1200321132083. The next prime is 1200321132139. The reversal of 1200321132097 is 7902311230021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1184594968881 + 15726163216 = 1088391^2 + 125404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200321132097 - 2³⁹ = 650565318209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200321132007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600160566048 + 600160566049.

It is an arithmetic number, because the mean of its divisors is an integer number (600160566049).

Almost surely, 2^{1200321132097} is an apocalyptic number.

It is an amenable number.

1200321132097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200321132097 is an equidigital number, since it uses as much as digits as its factorization.

1200321132097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 1200321132097 in words is "one trillion, two hundred billion, three hundred twenty-one million, one hundred thirty-two thousand, ninety-seven".