2002112101223 has 24 divisors (see below), whose sum is σ = 2289505680000. Its totient is φ = 1745130969504.

The previous prime is 2002112101217. The next prime is 2002112101271. The reversal of 2002112101223 is 3221012112002.

It is not a de Polignac number, because 2002112101223 - 2¹⁰ = 2002112100199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002112101123) 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 23 ways as a sum of consecutive naturals, for example, 29723 + ... + 2001276.

It is an arithmetic number, because the mean of its divisors is an integer number (95396070000).

Almost surely, 2^{2002112101223} is an apocalyptic number.

2002112101223 is a deficient number, since it is larger than the sum of its proper divisors (287393578777).

2002112101223 is a wasteful number, since it uses less digits than its factorization.

2002112101223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031351 (or 2031338 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2002112101223 its reverse (3221012112002), we get a palindrome (5223124213225).

The spelling of 2002112101223 in words is "two trillion, two billion, one hundred twelve million, one hundred one thousand, two hundred twenty-three".