1011225244571 has 2 divisors, whose sum is σ = 1011225244572. Its totient is φ = 1011225244570.

The previous prime is 1011225244531. The next prime is 1011225244577. The reversal of 1011225244571 is 1754425221101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011225244571 - 2⁶ = 1011225244507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011225244577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505612622285 + 505612622286.

It is an arithmetic number, because the mean of its divisors is an integer number (505612622286).

Almost surely, 2^{1011225244571} is an apocalyptic number.

1011225244571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011225244571 is an equidigital number, since it uses as much as digits as its factorization.

1011225244571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 35.

The spelling of 1011225244571 in words is "one trillion, eleven billion, two hundred twenty-five million, two hundred forty-four thousand, five hundred seventy-one".