2003222012 has 24 divisors (see below), whose sum is σ = 3881418240. Its totient is φ = 896963760.

The previous prime is 2003221963. The next prime is 2003222033. The reversal of 2003222012 is 2102223002.

It is a super-2 number, since 2×2003222012² = 8025796858722656288, which contains 22 as substring.

It is a congruent number.

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, 336812 + ... + 342707.

It is an arithmetic number, because the mean of its divisors is an integer number (161725760).

Almost surely, 2^2003222012 is an apocalyptic number.

2003222012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2003222012 is a deficient number, since it is larger than the sum of its proper divisors (1878196228).

2003222012 is a wasteful number, since it uses less digits than its factorization.

2003222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679601 (or 679599 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2003222012 is about 44757.3682425587. The cubic root of 2003222012 is about 1260.5972670185.

Adding to 2003222012 its reverse (2102223002), we get a palindrome (4105445014).

The spelling of 2003222012 in words is "two billion, three million, two hundred twenty-two thousand, twelve".