2001322010131 has 4 divisors (see below), whose sum is σ = 2012502580200. Its totient is φ = 1990141440064.

The previous prime is 2001322010069. The next prime is 2001322010173. The reversal of 2001322010131 is 1310102231002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2001322010131 - 2⁷ = 2001322010003 is a prime.

It is a super-2 number, since 2×2001322010131² (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 (2001322010231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5590284766 + ... + 5590285123.

It is an arithmetic number, because the mean of its divisors is an integer number (503125645050).

Almost surely, 2^{2001322010131} is an apocalyptic number.

2001322010131 is a deficient number, since it is larger than the sum of its proper divisors (11180570069).

2001322010131 is a wasteful number, since it uses less digits than its factorization.

2001322010131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11180570068.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2001322010131 its reverse (1310102231002), we get a palindrome (3311424241133).

The spelling of 2001322010131 in words is "two trillion, one billion, three hundred twenty-two million, ten thousand, one hundred thirty-one".