2030432021 has 2 divisors, whose sum is σ = 2030432022. Its totient is φ = 2030432020.

The previous prime is 2030431993. The next prime is 2030432023. The reversal of 2030432021 is 1202340302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1083331396 + 947100625 = 32914^2 + 30775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2030432021 is a prime.

Together with 2030432023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2030432023) 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, 1015216010 + 1015216011.

It is an arithmetic number, because the mean of its divisors is an integer number (1015216011).

Almost surely, 2^2030432021 is an apocalyptic number.

It is an amenable number.

2030432021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030432021 is an equidigital number, since it uses as much as digits as its factorization.

2030432021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2030432021 is about 45060.3153672941. The cubic root of 2030432021 is about 1266.2792333629.

Adding to 2030432021 its reverse (1202340302), we get a palindrome (3232772323).

It can be divided in two parts, 20304 and 32021, that added together give a palindrome (52325).

The spelling of 2030432021 in words is "two billion, thirty million, four hundred thirty-two thousand, twenty-one".