13354040221431 has 32 divisors (see below), whose sum is σ = 22423957839360. Its totient is φ = 6880077961344.

The previous prime is 13354040221429. The next prime is 13354040221481. The reversal of 13354040221431 is 13412204045331.

It is not a de Polignac number, because 13354040221431 - 2¹ = 13354040221429 is a prime.

It is a super-2 number, since 2×13354040221431² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13354040221392 and 13354040221401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13354040221481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568777776 + ... + 568801253.

It is an arithmetic number, because the mean of its divisors is an integer number (700748682480).

Almost surely, 2^{13354040221431} is an apocalyptic number.

13354040221431 is a deficient number, since it is larger than the sum of its proper divisors (9069917617929).

13354040221431 is a wasteful number, since it uses less digits than its factorization.

13354040221431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137579095.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 13354040221431 its reverse (13412204045331), we get a palindrome (26766244266762).

The spelling of 13354040221431 in words is "thirteen trillion, three hundred fifty-four billion, forty million, two hundred twenty-one thousand, four hundred thirty-one".