2001102212022 has 16 divisors (see below), whose sum is σ = 4002220228032. Its totient is φ = 667031436680.

The previous prime is 2001102212009. The next prime is 2001102212027. The reversal of 2001102212022 is 2202122011002.

It is a super-3 number, since 3×2001102212022³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2001102211992 and 2001102212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001102212027) 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, 1565197 + ... + 2540087.

It is an arithmetic number, because the mean of its divisors is an integer number (250138764252).

Almost surely, 2^{2001102212022} is an apocalyptic number.

2001102212022 is an abundant number, since it is smaller than the sum of its proper divisors (2001118016010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001102212022 is a wasteful number, since it uses less digits than its factorization.

2001102212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317003.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2001102212022 its reverse (2202122011002), we get a palindrome (4203224223024).

The spelling of 2001102212022 in words is "two trillion, one billion, one hundred two million, two hundred twelve thousand, twenty-two".