1322214210491 has 2 divisors, whose sum is σ = 1322214210492. Its totient is φ = 1322214210490.

The previous prime is 1322214210479. The next prime is 1322214210563. The reversal of 1322214210491 is 1940124122231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322214210491 - 2¹⁰ = 1322214209467 is a prime.

It is a super-2 number, since 2×1322214210491² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1322214210431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661107105245 + 661107105246.

It is an arithmetic number, because the mean of its divisors is an integer number (661107105246).

Almost surely, 2^{1322214210491} is an apocalyptic number.

1322214210491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322214210491 is an equidigital number, since it uses as much as digits as its factorization.

1322214210491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 1322214210491 in words is "one trillion, three hundred twenty-two billion, two hundred fourteen million, two hundred ten thousand, four hundred ninety-one".