322111011121391 has 2 divisors, whose sum is σ = 322111011121392. Its totient is φ = 322111011121390.

The previous prime is 322111011121313. The next prime is 322111011121481. The reversal of 322111011121391 is 193121110111223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 322111011121391 - 2¹⁸ = 322111010859247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322111011141391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161055505560695 + 161055505560696.

It is an arithmetic number, because the mean of its divisors is an integer number (161055505560696).

Almost surely, 2^{322111011121391} is an apocalyptic number.

322111011121391 is a deficient number, since it is larger than the sum of its proper divisors (1).

322111011121391 is an equidigital number, since it uses as much as digits as its factorization.

322111011121391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 322111011121391 in words is "three hundred twenty-two trillion, one hundred eleven billion, eleven million, one hundred twenty-one thousand, three hundred ninety-one".