2001023227311 has 8 divisors (see below), whose sum is σ = 2668042122240. Its totient is φ = 1334009908632.

The previous prime is 2001023227283. The next prime is 2001023227337. The reversal of 2001023227311 is 1137223201002.

It is a happy number.

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

It is not a de Polignac number, because 2001023227311 - 2¹⁷ = 2001023096239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001023222311) 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, 469071 + ... + 2054768.

It is an arithmetic number, because the mean of its divisors is an integer number (333505265280).

Almost surely, 2^{2001023227311} is an apocalyptic number.

2001023227311 is a deficient number, since it is larger than the sum of its proper divisors (667018894929).

2001023227311 is a wasteful number, since it uses less digits than its factorization.

2001023227311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788125.

The product of its (nonzero) digits is 1008, while the sum is 24.

Adding to 2001023227311 its reverse (1137223201002), we get a palindrome (3138246428313).

The spelling of 2001023227311 in words is "two trillion, one billion, twenty-three million, two hundred twenty-seven thousand, three hundred eleven".