31223432500034 has 16 divisors (see below), whose sum is σ = 49605572705688. Its totient is φ = 14688812531712.

The previous prime is 31223432499947. The next prime is 31223432500037. The reversal of 31223432500034 is 43000523432213.

It can be written as a sum of positive squares in 4 ways, for example, as 31200569548009 + 22862952025 = 5585747^2 + 151205^2 .

It is not an unprimeable number, because it can be changed into a prime (31223432500037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142622399 + ... + 142841154.

Almost surely, 2^{31223432500034} is an apocalyptic number.

31223432500034 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

31223432500034 is a deficient number, since it is larger than the sum of its proper divisors (18382140205654).

31223432500034 is a wasteful number, since it uses less digits than its factorization.

31223432500034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285466789.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 31223432500034 its reverse (43000523432213), we get a palindrome (74223955932247).

The spelling of 31223432500034 in words is "thirty-one trillion, two hundred twenty-three billion, four hundred thirty-two million, five hundred thousand, thirty-four".