2001101111002 has 16 divisors (see below), whose sum is σ = 3541119017472. Its totient is φ = 829949769360.

The previous prime is 2001101110999. The next prime is 2001101111021. The reversal of 2001101111002 is 2001111011002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001101111002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305415593 + ... + 2305416460.

It is an arithmetic number, because the mean of its divisors is an integer number (221319938592).

Almost surely, 2^{2001101111002} is an apocalyptic number.

2001101111002 is a deficient number, since it is larger than the sum of its proper divisors (1540017906470).

2001101111002 is a wasteful number, since it uses less digits than its factorization.

2001101111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610832093.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2001101111002 its reverse (2001111011002), we get a palindrome (4002212122004).

The spelling of 2001101111002 in words is "two trillion, one billion, one hundred one million, one hundred eleven thousand, two".