1043221140271 has 2 divisors, whose sum is σ = 1043221140272. Its totient is φ = 1043221140270.

The previous prime is 1043221140211. The next prime is 1043221140391. The reversal of 1043221140271 is 1720411223401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1043221140271 - 2¹⁵ = 1043221107503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043221140211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521610570135 + 521610570136.

It is an arithmetic number, because the mean of its divisors is an integer number (521610570136).

Almost surely, 2^{1043221140271} is an apocalyptic number.

1043221140271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043221140271 is an equidigital number, since it uses as much as digits as its factorization.

1043221140271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 1043221140271 its reverse (1720411223401), we get a palindrome (2763632363672).

The spelling of 1043221140271 in words is "one trillion, forty-three billion, two hundred twenty-one million, one hundred forty thousand, two hundred seventy-one".