2001120002210 has 64 divisors (see below), whose sum is σ = 4270027905792. Its totient is φ = 660962405376.

The previous prime is 2001120002179. The next prime is 2001120002213. The reversal of 2001120002210 is 122000211002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2001120002191 and 2001120002200.

It is not an unprimeable number, because it can be changed into a prime (2001120002213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4333859 + ... + 4773318.

It is an arithmetic number, because the mean of its divisors is an integer number (66719186028).

Almost surely, 2^{2001120002210} is an apocalyptic number.

2001120002210 is an abundant number, since it is smaller than the sum of its proper divisors (2268907903582).

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

2001120002210 is a wasteful number, since it uses less digits than its factorization.

2001120002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9107307.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2001120002210 its reverse (122000211002), we get a palindrome (2123120213212).

The spelling of 2001120002210 in words is "two trillion, one billion, one hundred twenty million, two thousand, two hundred ten".