2003022203112 has 96 divisors (see below), whose sum is σ = 6231954406080. Its totient is φ = 569326786560.

The previous prime is 2003022203087. The next prime is 2003022203113. The reversal of 2003022203112 is 2113022203002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2003022203113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10198714 + ... + 10393257.

It is an arithmetic number, because the mean of its divisors is an integer number (64916191730).

Almost surely, 2^{2003022203112} is an apocalyptic number.

It is an amenable number.

2003022203112 is an abundant number, since it is smaller than the sum of its proper divisors (4228932202968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003022203112 is a wasteful number, since it uses less digits than its factorization.

2003022203112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20592183 (or 20592176 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2003022203112 its reverse (2113022203002), we get a palindrome (4116044406114).

The spelling of 2003022203112 in words is "two trillion, three billion, twenty-two million, two hundred three thousand, one hundred twelve".