2331421003 has 2 divisors, whose sum is σ = 2331421004. Its totient is φ = 2331421002.

The previous prime is 2331420997. The next prime is 2331421019. The reversal of 2331421003 is 3001241332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2331421003 is a prime.

It is not a weakly prime, because it can be changed into another prime (2331421033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165710501 + 1165710502.

It is an arithmetic number, because the mean of its divisors is an integer number (1165710502).

Almost surely, 2^2331421003 is an apocalyptic number.

2331421003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331421003 is an equidigital number, since it uses as much as digits as its factorization.

2331421003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2331421003 is about 48284.7905970400. The cubic root of 2331421003 is about 1325.9899573216.

Adding to 2331421003 its reverse (3001241332), we get a palindrome (5332662335).

The spelling of 2331421003 in words is "two billion, three hundred thirty-one million, four hundred twenty-one thousand, three".