2001100002122 has 32 divisors (see below), whose sum is σ = 3236624832000. Its totient is φ = 922420052928.

The previous prime is 2001100002053. The next prime is 2001100002169. The reversal of 2001100002122 is 2212000011002.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 69206204 + ... + 69235112.

It is an arithmetic number, because the mean of its divisors is an integer number (101144526000).

Almost surely, 2^{2001100002122} is an apocalyptic number.

2001100002122 is a deficient number, since it is larger than the sum of its proper divisors (1235524829878).

2001100002122 is a wasteful number, since it uses less digits than its factorization.

2001100002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32190.

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

Adding to 2001100002122 its reverse (2212000011002), we get a palindrome (4213100013124).

The spelling of 2001100002122 in words is "two trillion, one billion, one hundred million, two thousand, one hundred twenty-two".