2141421303 has 64 divisors (see below), whose sum is σ = 3524843520. Its totient is φ = 1128701952.

The previous prime is 2141421263. The next prime is 2141421311. The reversal of 2141421303 is 3031241412.

It is not a de Polignac number, because 2141421303 - 2⁸ = 2141421047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2141421303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141421383) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4396926 + ... + 4397412.

It is an arithmetic number, because the mean of its divisors is an integer number (55075680).

Almost surely, 2^2141421303 is an apocalyptic number.

2141421303 is a deficient number, since it is larger than the sum of its proper divisors (1383422217).

2141421303 is a wasteful number, since it uses less digits than its factorization.

2141421303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2141421303 is about 46275.4935468008. The cubic root of 2141421303 is about 1288.9439713894.

Adding to 2141421303 its reverse (3031241412), we get a palindrome (5172662715).

The spelling of 2141421303 in words is "two billion, one hundred forty-one million, four hundred twenty-one thousand, three hundred three".