31434432122 has 8 divisors (see below), whose sum is σ = 47160131700. Its totient is φ = 15714388224.

The previous prime is 31434432091. The next prime is 31434432209. The reversal of 31434432122 is 22123443413.

It can be written as a sum of positive squares in 2 ways, for example, as 31265666041 + 168766081 = 176821^2 + 12991^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399997 + ... + 1422272.

Almost surely, 2^31434432122 is an apocalyptic number.

31434432122 is a deficient number, since it is larger than the sum of its proper divisors (15725699578).

31434432122 is a wasteful number, since it uses less digits than its factorization.

31434432122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827840.

The product of its digits is 13824, while the sum is 29.

Adding to 31434432122 its reverse (22123443413), we get a palindrome (53557875535).

The spelling of 31434432122 in words is "thirty-one billion, four hundred thirty-four million, four hundred thirty-two thousand, one hundred twenty-two".