2001231310022 has 8 divisors (see below), whose sum is σ = 3430682245776. Its totient is φ = 857670561432.

The previous prime is 2001231310019. The next prime is 2001231310031. The reversal of 2001231310022 is 2200131321002.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 71472546773 + ... + 71472546800.

It is an arithmetic number, because the mean of its divisors is an integer number (428835280722).

Almost surely, 2^{2001231310022} is an apocalyptic number.

2001231310022 is a deficient number, since it is larger than the sum of its proper divisors (1429450935754).

2001231310022 is a wasteful number, since it uses less digits than its factorization.

2001231310022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142945093582.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2001231310022 its reverse (2200131321002), we get a palindrome (4201362631024).

The spelling of 2001231310022 in words is "two trillion, one billion, two hundred thirty-one million, three hundred ten thousand, twenty-two".