2003222512 has 20 divisors (see below), whose sum is σ = 3883188960. Its totient is φ = 1001109248.

The previous prime is 2003222509. The next prime is 2003222527. The reversal of 2003222512 is 2152223002.

It is a self number, because there is not a number n which added to its sum of digits gives 2003222512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2664 + ... + 63352.

It is an arithmetic number, because the mean of its divisors is an integer number (194159448).

Almost surely, 2^2003222512 is an apocalyptic number.

It is an amenable number.

2003222512 is a deficient number, since it is larger than the sum of its proper divisors (1879966448).

2003222512 is a wasteful number, since it uses less digits than its factorization.

2003222512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62760 (or 62754 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2003222512 is about 44757.3738282308. The cubic root of 2003222512 is about 1260.5973718993.

Adding to 2003222512 its reverse (2152223002), we get a palindrome (4155445514).

The spelling of 2003222512 in words is "two billion, three million, two hundred twenty-two thousand, five hundred twelve".