2203121043 has 12 divisors (see below), whose sum is σ = 3185065728. Its totient is φ = 1467464400.

The previous prime is 2203121027. The next prime is 2203121047. The reversal of 2203121043 is 3401213022.

It is not a de Polignac number, because 2203121043 - 2⁴ = 2203121027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203121047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95980 + ... + 116697.

It is an arithmetic number, because the mean of its divisors is an integer number (265422144).

Almost surely, 2^2203121043 is an apocalyptic number.

2203121043 is a deficient number, since it is larger than the sum of its proper divisors (981944685).

2203121043 is a wasteful number, since it uses less digits than its factorization.

2203121043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213834 (or 213831 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2203121043 is about 46937.4162369426. The cubic root of 2203121043 is about 1301.2061868219.

Adding to 2203121043 its reverse (3401213022), we get a palindrome (5604334065).

The spelling of 2203121043 in words is "two billion, two hundred three million, one hundred twenty-one thousand, forty-three".