2001022223033 has 4 divisors (see below), whose sum is σ = 2106339182160. Its totient is φ = 1895705263908.

The previous prime is 2001022223027. The next prime is 2001022223059. The reversal of 2001022223033 is 3303222201002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2001022223033 - 2²⁸ = 2000753787577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001022222996 and 2001022223014.

It is not an unprimeable number, because it can be changed into a prime (2001022223063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52658479535 + ... + 52658479572.

It is an arithmetic number, because the mean of its divisors is an integer number (526584795540).

Almost surely, 2^{2001022223033} is an apocalyptic number.

It is an amenable number.

2001022223033 is a deficient number, since it is larger than the sum of its proper divisors (105316959127).

2001022223033 is a wasteful number, since it uses less digits than its factorization.

2001022223033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105316959126.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 2001022223033 its reverse (3303222201002), we get a palindrome (5304244424035).

The spelling of 2001022223033 in words is "two trillion, one billion, twenty-two million, two hundred twenty-three thousand, thirty-three".