220023130312 has 32 divisors (see below), whose sum is σ = 423269383680. Its totient is φ = 107165016000.

The previous prime is 220023130303. The next prime is 220023130319. The reversal of 220023130312 is 213031320022.

It is a self number, because there is not a number n which added to its sum of digits gives 220023130312.

It is not an unprimeable number, because it can be changed into a prime (220023130319) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 729064 + ... + 985687.

It is an arithmetic number, because the mean of its divisors is an integer number (13227168240).

Almost surely, 2^220023130312 is an apocalyptic number.

It is an amenable number.

220023130312 is a deficient number, since it is larger than the sum of its proper divisors (203246253368).

220023130312 is a wasteful number, since it uses less digits than its factorization.

220023130312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715173 (or 1715169 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 220023130312 its reverse (213031320022), we get a palindrome (433054450334).

The spelling of 220023130312 in words is "two hundred twenty billion, twenty-three million, one hundred thirty thousand, three hundred twelve".