131403004324338 has 16 divisors (see below), whose sum is σ = 262814634371520. Its totient is φ = 43799563820976.

The previous prime is 131403004324337. The next prime is 131403004324351. The reversal of 131403004324338 is 833423400304131.

It is a super-2 number, since 2×131403004324338² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131403004324296 and 131403004324305.

It is not an unprimeable number, because it can be changed into a prime (131403004324337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359207070 + ... + 359572697.

It is an arithmetic number, because the mean of its divisors is an integer number (16425914648220).

Almost surely, 2^{131403004324338} is an apocalyptic number.

131403004324338 is an abundant number, since it is smaller than the sum of its proper divisors (131411630047182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131403004324338 is a wasteful number, since it uses less digits than its factorization.

131403004324338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718810241.

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 131403004324338 its reverse (833423400304131), we get a palindrome (964826404628469).

The spelling of 131403004324338 in words is "one hundred thirty-one trillion, four hundred three billion, four million, three hundred twenty-four thousand, three hundred thirty-eight".