2002001121111 has 8 divisors (see below), whose sum is σ = 2671595065584. Its totient is φ = 1333537295360.

The previous prime is 2002001121047. The next prime is 2002001121149. The reversal of 2002001121111 is 1111211002002.

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

It is a cyclic number.

It is not a de Polignac number, because 2002001121111 - 2⁶ = 2002001121047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002001121011) 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 7 ways as a sum of consecutive naturals, for example, 282525546 + ... + 282532631.

It is an arithmetic number, because the mean of its divisors is an integer number (333949383198).

Almost surely, 2^{2002001121111} is an apocalyptic number.

2002001121111 is a deficient number, since it is larger than the sum of its proper divisors (669593944473).

2002001121111 is a wasteful number, since it uses less digits than its factorization.

2002001121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565059361.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2002001121111 its reverse (1111211002002), we get a palindrome (3113212123113).

The spelling of 2002001121111 in words is "two trillion, two billion, one million, one hundred twenty-one thousand, one hundred eleven".