2002233021 has 16 divisors (see below), whose sum is σ = 2827586304. Its totient is φ = 1255901184.

The previous prime is 2002233017. The next prime is 2002233031. The reversal of 2002233021 is 1203322002.

It is not a de Polignac number, because 2002233021 - 2² = 2002233017 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002233011) 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, 295356 + ... + 302058.

It is an arithmetic number, because the mean of its divisors is an integer number (176724144).

Almost surely, 2^2002233021 is an apocalyptic number.

It is an amenable number.

2002233021 is a deficient number, since it is larger than the sum of its proper divisors (825353283).

2002233021 is a wasteful number, since it uses less digits than its factorization.

2002233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12580.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2002233021 is about 44746.3185189575. The cubic root of 2002233021 is about 1260.3897805177.

Adding to 2002233021 its reverse (1203322002), we get a palindrome (3205555023).

The spelling of 2002233021 in words is "two billion, two million, two hundred thirty-three thousand, twenty-one".