431320211131022 has 16 divisors (see below), whose sum is σ = 681034205014800. Its totient is φ = 204308885882880.

The previous prime is 431320211130989. The next prime is 431320211131063. The reversal of 431320211131022 is 220131112023134.

It is a junction number, because it is equal to n+sod(n) for n = 431320211130982 and 431320211131000.

It is a congruent number.

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, 7579379 + ... + 30332942.

It is an arithmetic number, because the mean of its divisors is an integer number (42564637813425).

Almost surely, 2^{431320211131022} is an apocalyptic number.

431320211131022 is a deficient number, since it is larger than the sum of its proper divisors (249713993883778).

431320211131022 is a wasteful number, since it uses less digits than its factorization.

431320211131022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38211731.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 431320211131022 its reverse (220131112023134), we get a palindrome (651451323154156).

The spelling of 431320211131022 in words is "four hundred thirty-one trillion, three hundred twenty billion, two hundred eleven million, one hundred thirty-one thousand, twenty-two".