203413114421 has 4 divisors (see below), whose sum is σ = 221905215744. Its totient is φ = 184921013100.

The previous prime is 203413114397. The next prime is 203413114427. The reversal of 203413114421 is 124411314302.

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 203413114421 - 2¹⁸ = 203412852277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203413114427) 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 3 ways as a sum of consecutive naturals, for example, 9246050645 + ... + 9246050666.

It is an arithmetic number, because the mean of its divisors is an integer number (55476303936).

Almost surely, 2^203413114421 is an apocalyptic number.

It is an amenable number.

203413114421 is a deficient number, since it is larger than the sum of its proper divisors (18492101323).

203413114421 is a wasteful number, since it uses less digits than its factorization.

203413114421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18492101322.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 203413114421 its reverse (124411314302), we get a palindrome (327824428723).

The spelling of 203413114421 in words is "two hundred three billion, four hundred thirteen million, one hundred fourteen thousand, four hundred twenty-one".