2030343421 has 4 divisors (see below), whose sum is σ = 2034512992. Its totient is φ = 2026173852.

The previous prime is 2030343409. The next prime is 2030343443. The reversal of 2030343421 is 1243430302.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2030343421 - 2¹⁹ = 2029819133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2030343392 and 2030343401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030343461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2084055 + ... + 2085028.

It is an arithmetic number, because the mean of its divisors is an integer number (508628248).

Almost surely, 2^2030343421 is an apocalyptic number.

It is an amenable number.

2030343421 is a deficient number, since it is larger than the sum of its proper divisors (4169571).

2030343421 is an equidigital number, since it uses as much as digits as its factorization.

2030343421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4169570.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2030343421 is about 45059.3322298500. The cubic root of 2030343421 is about 1266.2608146272.

Adding to 2030343421 its reverse (1243430302), we get a palindrome (3273773723).

The spelling of 2030343421 in words is "two billion, thirty million, three hundred forty-three thousand, four hundred twenty-one".