202421304432433 has 16 divisors (see below), whose sum is σ = 223936391650176. Its totient is φ = 181995198795520.

The previous prime is 202421304432427. The next prime is 202421304432439. The reversal of 202421304432433 is 334234403124202.

It is an interprime number because it is at equal distance from previous prime (202421304432427) and next prime (202421304432439).

It is not a de Polignac number, because 202421304432433 - 2⁵ = 202421304432401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202421304432392 and 202421304432401.

It is not an unprimeable number, because it can be changed into a prime (202421304432439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334562923 + ... + 335167408.

It is an arithmetic number, because the mean of its divisors is an integer number (13996024478136).

Almost surely, 2^{202421304432433} is an apocalyptic number.

202421304432433 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

202421304432433 is a deficient number, since it is larger than the sum of its proper divisors (21515087217743).

202421304432433 is a wasteful number, since it uses less digits than its factorization.

202421304432433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669731144.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 202421304432433 its reverse (334234403124202), we get a palindrome (536655707556635).

The spelling of 202421304432433 in words is "two hundred two trillion, four hundred twenty-one billion, three hundred four million, four hundred thirty-two thousand, four hundred thirty-three".