203422531413 has 16 divisors (see below), whose sum is σ = 272114323776. Its totient is φ = 135173176320.

The previous prime is 203422531397. The next prime is 203422531423. The reversal of 203422531413 is 314135224302.

It is not a de Polignac number, because 203422531413 - 2⁴ = 203422531397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203422531423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2830383 + ... + 2901363.

It is an arithmetic number, because the mean of its divisors is an integer number (17007145236).

Almost surely, 2^203422531413 is an apocalyptic number.

It is an amenable number.

203422531413 is a deficient number, since it is larger than the sum of its proper divisors (68691792363).

203422531413 is a wasteful number, since it uses less digits than its factorization.

203422531413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74084.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 203422531413 its reverse (314135224302), we get a palindrome (517557755715).

The spelling of 203422531413 in words is "two hundred three billion, four hundred twenty-two million, five hundred thirty-one thousand, four hundred thirteen".