2003221113129 has 6 divisors (see below), whose sum is σ = 2893541607866. Its totient is φ = 1335480742080.

The previous prime is 2003221113121. The next prime is 2003221113133. The reversal of 2003221113129 is 9213111223002.

2003221113129 is a `hidden beast` number, since 20 + 0 + 322 + 1 + 1 + 1 + 312 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1225508778729 + 777712334400 = 1107027^2 + 881880^2 .

It is not a de Polignac number, because 2003221113129 - 2³ = 2003221113121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003221113121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111290061832 + ... + 111290061849.

Almost surely, 2^{2003221113129} is an apocalyptic number.

It is an amenable number.

2003221113129 is a deficient number, since it is larger than the sum of its proper divisors (890320494737).

2003221113129 is a wasteful number, since it uses less digits than its factorization.

2003221113129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222580123687 (or 222580123684 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 2003221113129 in words is "two trillion, three billion, two hundred twenty-one million, one hundred thirteen thousand, one hundred twenty-nine".