431313341140220 has 96 divisors (see below), whose sum is σ = 1130574436992000. Its totient is φ = 134278459338240.

The previous prime is 431313341140207. The next prime is 431313341140229. The reversal of 431313341140220 is 22041143313134.

It is a super-3 number, since 3×431313341140220³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431313341140229) 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, 162083720 + ... + 164723279.

It is an arithmetic number, because the mean of its divisors is an integer number (11776817052000).

Almost surely, 2^{431313341140220} is an apocalyptic number.

It is an amenable number.

431313341140220 is an abundant number, since it is smaller than the sum of its proper divisors (699261095851780).

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

431313341140220 is a wasteful number, since it uses less digits than its factorization.

431313341140220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326807883 (or 326807881 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 431313341140220 its reverse (22041143313134), we get a palindrome (453354484453354).

The spelling of 431313341140220 in words is "four hundred thirty-one trillion, three hundred thirteen billion, three hundred forty-one million, one hundred forty thousand, two hundred twenty".