431103212 has 24 divisors (see below), whose sum is σ = 781561200. Its totient is φ = 207821376.

The previous prime is 431103209. The next prime is 431103227. The reversal of 431103212 is 212301134.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93923 + ... + 98405.

It is an arithmetic number, because the mean of its divisors is an integer number (32565050).

Almost surely, 2^431103212 is an apocalyptic number.

It is an amenable number.

431103212 is a deficient number, since it is larger than the sum of its proper divisors (350457988).

431103212 is a wasteful number, since it uses less digits than its factorization.

431103212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5345 (or 5343 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 431103212 is about 20763.0251167791. The cubic root of 431103212 is about 755.4291740011.

Adding to 431103212 its reverse (212301134), we get a palindrome (643404346).

The spelling of 431103212 in words is "four hundred thirty-one million, one hundred three thousand, two hundred twelve".