1001321401101 has 16 divisors (see below), whose sum is σ = 1526050934784. Its totient is φ = 572098215024.

The previous prime is 1001321401099. The next prime is 1001321401111. The reversal of 1001321401101 is 1011041231001.

It is not a de Polignac number, because 1001321401101 - 2¹ = 1001321401099 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001321401111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3416001 + ... + 3697526.

It is an arithmetic number, because the mean of its divisors is an integer number (95378183424).

Almost surely, 2^{1001321401101} is an apocalyptic number.

It is an amenable number.

1001321401101 is a deficient number, since it is larger than the sum of its proper divisors (524729533683).

1001321401101 is an equidigital number, since it uses as much as digits as its factorization.

1001321401101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7120240.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1001321401101 its reverse (1011041231001), we get a palindrome (2012362632102).

The spelling of 1001321401101 in words is "one trillion, one billion, three hundred twenty-one million, four hundred one thousand, one hundred one".