431211221443134 has 48 divisors (see below), whose sum is σ = 1042929465836544. Its totient is φ = 127631228331600.

The previous prime is 431211221443043. The next prime is 431211221443259. The reversal of 431211221443134 is 431344122112134.

431211221443134 is a `hidden beast` number, since 4 + 3 + 1 + 2 + 1 + 1 + 2 + 214 + 431 + 3 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25323647902 + ... + 25323664929.

It is an arithmetic number, because the mean of its divisors is an integer number (21727697204928).

Almost surely, 2^{431211221443134} is an apocalyptic number.

431211221443134 is an abundant number, since it is smaller than the sum of its proper divisors (611718244393410).

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

431211221443134 is a wasteful number, since it uses less digits than its factorization.

431211221443134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50647312893 (or 50647312890 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

Adding to 431211221443134 its reverse (431344122112134), we get a palindrome (862555343555268).

The spelling of 431211221443134 in words is "four hundred thirty-one trillion, two hundred eleven billion, two hundred twenty-one million, four hundred forty-three thousand, one hundred thirty-four".