431104210202 has 4 divisors (see below), whose sum is σ = 646656315306. Its totient is φ = 215552105100.

The previous prime is 431104210189. The next prime is 431104210319. The reversal of 431104210202 is 202012401134.

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., 416891040241 + 14213169961 = 645671^2 + 119219^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 107776052549 + ... + 107776052552.

Almost surely, 2^431104210202 is an apocalyptic number.

431104210202 is a deficient number, since it is larger than the sum of its proper divisors (215552105104).

431104210202 is a wasteful number, since it uses less digits than its factorization.

431104210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215552105103.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 431104210202 its reverse (202012401134), we get a palindrome (633116611336).

The spelling of 431104210202 in words is "four hundred thirty-one billion, one hundred four million, two hundred ten thousand, two hundred two".