1001122001941 has 2 divisors, whose sum is σ = 1001122001942. Its totient is φ = 1001122001940.

The previous prime is 1001122001849. The next prime is 1001122002017. The reversal of 1001122001941 is 1491002211001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 829108586916 + 172013415025 = 910554^2 + 414745^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001122001941 - 2¹¹ = 1001121999893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001122011941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500561000970 + 500561000971.

It is an arithmetic number, because the mean of its divisors is an integer number (500561000971).

Almost surely, 2^{1001122001941} is an apocalyptic number.

It is an amenable number.

1001122001941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001122001941 is an equidigital number, since it uses as much as digits as its factorization.

1001122001941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 1001122001941 its reverse (1491002211001), we get a palindrome (2492124212942).

The spelling of 1001122001941 in words is "one trillion, one billion, one hundred twenty-two million, one thousand, nine hundred forty-one".