431343221062 has 16 divisors (see below), whose sum is σ = 699375494160. Its totient is φ = 198341403552.

The previous prime is 431343221021. The next prime is 431343221063. The reversal of 431343221062 is 260122343134.

It is a happy number.

It is a super-2 number, since 2×431343221062² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431343221063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30829668 + ... + 30843655.

It is an arithmetic number, because the mean of its divisors is an integer number (43710968385).

Almost surely, 2^431343221062 is an apocalyptic number.

431343221062 is a deficient number, since it is larger than the sum of its proper divisors (268032273098).

431343221062 is a wasteful number, since it uses less digits than its factorization.

431343221062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61673607.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 431343221062 its reverse (260122343134), we get a palindrome (691465564196).

The spelling of 431343221062 in words is "four hundred thirty-one billion, three hundred forty-three million, two hundred twenty-one thousand, sixty-two".