1233021331097 has 2 divisors, whose sum is σ = 1233021331098. Its totient is φ = 1233021331096.

The previous prime is 1233021331067. The next prime is 1233021331141. The reversal of 1233021331097 is 7901331203321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 648437225536 + 584584105561 = 805256^2 + 764581^2 .

It is an emirp because it is prime and its reverse (7901331203321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1233021331097 - 2⁸ = 1233021330841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233021331067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616510665548 + 616510665549.

It is an arithmetic number, because the mean of its divisors is an integer number (616510665549).

Almost surely, 2^{1233021331097} is an apocalyptic number.

It is an amenable number.

1233021331097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233021331097 is an equidigital number, since it uses as much as digits as its factorization.

1233021331097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 35.

The spelling of 1233021331097 in words is "one trillion, two hundred thirty-three billion, twenty-one million, three hundred thirty-one thousand, ninety-seven".