131402230323441 has 32 divisors (see below), whose sum is σ = 218435792947200. Its totient is φ = 68260612442880.

The previous prime is 131402230323439. The next prime is 131402230323473. The reversal of 131402230323441 is 144323032204131.

It is not a de Polignac number, because 131402230323441 - 2¹ = 131402230323439 is a prime.

It is a super-2 number, since 2×131402230323441² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (131402230323491) 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, 60971020 + ... + 63089378.

It is an arithmetic number, because the mean of its divisors is an integer number (6826118529600).

Almost surely, 2^{131402230323441} is an apocalyptic number.

131402230323441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131402230323441 is a deficient number, since it is larger than the sum of its proper divisors (87033562623759).

131402230323441 is a wasteful number, since it uses less digits than its factorization.

131402230323441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386909.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 131402230323441 its reverse (144323032204131), we get a palindrome (275725262527572).

The spelling of 131402230323441 in words is "one hundred thirty-one trillion, four hundred two billion, two hundred thirty million, three hundred twenty-three thousand, four hundred forty-one".