1321011112283 has 2 divisors, whose sum is σ = 1321011112284. Its totient is φ = 1321011112282.

The previous prime is 1321011112279. The next prime is 1321011112339. The reversal of 1321011112283 is 3822111101231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3822111101231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1321011112283 - 2² = 1321011112279 is a prime.

It is not a weakly prime, because it can be changed into another prime (1321031112283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660505556141 + 660505556142.

It is an arithmetic number, because the mean of its divisors is an integer number (660505556142).

Almost surely, 2^{1321011112283} is an apocalyptic number.

1321011112283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321011112283 is an equidigital number, since it uses as much as digits as its factorization.

1321011112283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 1321011112283 in words is "one trillion, three hundred twenty-one billion, eleven million, one hundred twelve thousand, two hundred eighty-three".