431213401202 has 4 divisors (see below), whose sum is σ = 646820101806. Its totient is φ = 215606700600.

The previous prime is 431213401193. The next prime is 431213401217. The reversal of 431213401202 is 202104312134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 420255289441 + 10958111761 = 648271^2 + 104681^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107803350299 + ... + 107803350302.

Almost surely, 2^431213401202 is an apocalyptic number.

431213401202 is a deficient number, since it is larger than the sum of its proper divisors (215606700604).

431213401202 is a wasteful number, since it uses less digits than its factorization.

431213401202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215606700603.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 431213401202 its reverse (202104312134), we get a palindrome (633317713336).

The spelling of 431213401202 in words is "four hundred thirty-one billion, two hundred thirteen million, four hundred one thousand, two hundred two".