2003212323 has 64 divisors (see below), whose sum is σ = 3715200000. Its totient is φ = 1040159232.

The previous prime is 2003212303. The next prime is 2003212361. The reversal of 2003212323 is 3232123002.

It is a happy number.

2003212323 is a `hidden beast` number, since 20 + 0 + 321 + 2 + 323 = 666.

It is not a de Polignac number, because 2003212323 - 2⁵ = 2003212291 is a prime.

It is a super-2 number, since 2×2003212323² = 8025719222038112658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2003212296 and 2003212305.

It is not an unprimeable number, because it can be changed into a prime (2003212303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82428 + ... + 103926.

It is an arithmetic number, because the mean of its divisors is an integer number (58050000).

Almost surely, 2^2003212323 is an apocalyptic number.

2003212323 is a deficient number, since it is larger than the sum of its proper divisors (1711987677).

2003212323 is a wasteful number, since it uses less digits than its factorization.

2003212323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21561 (or 21555 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2003212323 is about 44757.2600032665. The cubic root of 2003212323 is about 1260.5952346349.

Adding to 2003212323 its reverse (3232123002), we get a palindrome (5235335325).

The spelling of 2003212323 in words is "two billion, three million, two hundred twelve thousand, three hundred twenty-three".