2003213141 has 4 divisors (see below), whose sum is σ = 2010660300. Its totient is φ = 1995765984.

The previous prime is 2003213123. The next prime is 2003213143. The reversal of 2003213141 is 1413123002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 325983025 + 1677230116 = 18055^2 + 40954^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2003213141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003213143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3723176 + ... + 3723713.

It is an arithmetic number, because the mean of its divisors is an integer number (502665075).

Almost surely, 2^2003213141 is an apocalyptic number.

It is an amenable number.

2003213141 is a deficient number, since it is larger than the sum of its proper divisors (7447159).

2003213141 is an equidigital number, since it uses as much as digits as its factorization.

2003213141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7447158.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2003213141 is about 44757.2691414479. The cubic root of 2003213141 is about 1260.5954062204.

Adding to 2003213141 its reverse (1413123002), we get a palindrome (3416336143).

The spelling of 2003213141 in words is "two billion, three million, two hundred thirteen thousand, one hundred forty-one".