2042300421 has 12 divisors (see below), whose sum is σ = 3371416672. Its totient is φ = 1167028776.

The previous prime is 2042300411. The next prime is 2042300441. The reversal of 2042300421 is 1240032402.

It is a de Polignac number, because none of the positive numbers 2^k-2042300421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2042300394 and 2042300403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042300401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16208671 + ... + 16208796.

Almost surely, 2^2042300421 is an apocalyptic number.

2042300421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2042300421 is a deficient number, since it is larger than the sum of its proper divisors (1329116251).

2042300421 is a wasteful number, since it uses less digits than its factorization.

2042300421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32417480 (or 32417477 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2042300421 is about 45191.8180758420. The cubic root of 2042300421 is about 1268.7416848331.

Adding to 2042300421 its reverse (1240032402), we get a palindrome (3282332823).

The spelling of 2042300421 in words is "two billion, forty-two million, three hundred thousand, four hundred twenty-one".