1001124331401 has 64 divisors (see below), whose sum is σ = 1529932216320. Its totient is φ = 578889400320.

The previous prime is 1001124331397. The next prime is 1001124331411. The reversal of 1001124331401 is 1041334211001.

It is not a de Polignac number, because 1001124331401 - 2² = 1001124331397 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1001124331411) 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 in 63 ways as a sum of consecutive naturals, for example, 3197421 + ... + 3496533.

It is an arithmetic number, because the mean of its divisors is an integer number (23905190880).

Almost surely, 2^{1001124331401} is an apocalyptic number.

It is an amenable number.

1001124331401 is a deficient number, since it is larger than the sum of its proper divisors (528807884919).

1001124331401 is a wasteful number, since it uses less digits than its factorization.

1001124331401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299266.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1001124331401 its reverse (1041334211001), we get a palindrome (2042458542402).

The spelling of 1001124331401 in words is "one trillion, one billion, one hundred twenty-four million, three hundred thirty-one thousand, four hundred one".