2203002121 has 8 divisors (see below), whose sum is σ = 2241329760. Its totient is φ = 2164707552.

The previous prime is 2203002091. The next prime is 2203002127. The reversal of 2203002121 is 1212003022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2203002121 - 2¹⁷ = 2202871049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203002127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153186 + ... + 166948.

It is an arithmetic number, because the mean of its divisors is an integer number (280166220).

Almost surely, 2^2203002121 is an apocalyptic number.

It is an amenable number.

2203002121 is a deficient number, since it is larger than the sum of its proper divisors (38327639).

2203002121 is a wasteful number, since it uses less digits than its factorization.

2203002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16535.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2203002121 is about 46936.1494053358. The cubic root of 2203002121 is about 1301.1827738510.

Adding to 2203002121 its reverse (1212003022), we get a palindrome (3415005143).

Subtracting from 2203002121 its reverse (1212003022), we obtain a palindrome (990999099).

The spelling of 2203002121 in words is "two billion, two hundred three million, two thousand, one hundred twenty-one".