1001331201 has 8 divisors (see below), whose sum is σ = 1437808960. Its totient is φ = 616203792.

The previous prime is 1001331181. The next prime is 1001331203. The reversal of 1001331201 is 1021331001.

1001331201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1001331201 - 2⁶ = 1001331137 is a prime.

It is a super-2 number, since 2×1001331201² = 2005328348192204802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001331203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12837541 + ... + 12837618.

It is an arithmetic number, because the mean of its divisors is an integer number (179726120).

Almost surely, 2^1001331201 is an apocalyptic number.

It is an amenable number.

1001331201 is a deficient number, since it is larger than the sum of its proper divisors (436477759).

1001331201 is a wasteful number, since it uses less digits than its factorization.

1001331201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25675175.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1001331201 is about 31643.8177374349. The cubic root of 1001331201 is about 1000.4435369126.

Adding to 1001331201 its reverse (1021331001), we get a palindrome (2022662202).

It can be divided in two parts, 10013 and 31201, that added together give a palindrome (41214).

The spelling of 1001331201 in words is "one billion, one million, three hundred thirty-one thousand, two hundred one".