2002012122111 has 8 divisors (see below), whose sum is σ = 2669356864944. Its totient is φ = 1334671063680.

The previous prime is 2002012122041. The next prime is 2002012122151. The reversal of 2002012122111 is 1112212102002.

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

It is not a de Polignac number, because 2002012122111 - 2²⁵ = 2001978567679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002012122151) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 813351 + ... + 2159991.

It is an arithmetic number, because the mean of its divisors is an integer number (333669608118).

Almost surely, 2^{2002012122111} is an apocalyptic number.

2002012122111 is a deficient number, since it is larger than the sum of its proper divisors (667344742833).

2002012122111 is a wasteful number, since it uses less digits than its factorization.

2002012122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842201.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2002012122111 its reverse (1112212102002), we get a palindrome (3114224224113).

The spelling of 2002012122111 in words is "two trillion, two billion, twelve million, one hundred twenty-two thousand, one hundred eleven".