2003221212113 has 16 divisors (see below), whose sum is σ = 2316507802560. Its totient is φ = 1712040422400.

The previous prime is 2003221212103. The next prime is 2003221212169. The reversal of 2003221212113 is 3112121223002.

It is a de Polignac number, because none of the positive numbers 2^k-2003221212113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003221212103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5914943 + ... + 6244436.

It is an arithmetic number, because the mean of its divisors is an integer number (144781737660).

Almost surely, 2^{2003221212113} is an apocalyptic number.

It is an amenable number.

2003221212113 is a deficient number, since it is larger than the sum of its proper divisors (313286590447).

2003221212113 is a wasteful number, since it uses less digits than its factorization.

2003221212113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12160288.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2003221212113 its reverse (3112121223002), we get a palindrome (5115342435115).

The spelling of 2003221212113 in words is "two trillion, three billion, two hundred twenty-one million, two hundred twelve thousand, one hundred thirteen".