1001000201331 has 8 divisors (see below), whose sum is σ = 1437333622480. Its totient is φ = 616000123872.

The previous prime is 1001000201321. The next prime is 1001000201351. The reversal of 1001000201331 is 1331020001001.

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

It is not a de Polignac number, because 1001000201331 - 2⁷ = 1001000201203 is a prime.

It is a super-2 number, since 2×1001000201331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001000201321) 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, 12833335876 + ... + 12833335953.

It is an arithmetic number, because the mean of its divisors is an integer number (179666702810).

Almost surely, 2^{1001000201331} is an apocalyptic number.

1001000201331 is a deficient number, since it is larger than the sum of its proper divisors (436333421149).

1001000201331 is a wasteful number, since it uses less digits than its factorization.

1001000201331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25666671845.

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

Adding to 1001000201331 its reverse (1331020001001), we get a palindrome (2332020202332).

The spelling of 1001000201331 in words is "one trillion, one billion, two hundred one thousand, three hundred thirty-one".