220003132312 has 8 divisors (see below), whose sum is σ = 412505873100. Its totient is φ = 110001566152.

The previous prime is 220003132309. The next prime is 220003132319. The reversal of 220003132312 is 213231300022.

220003132312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 220003132312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220003132319) by changing a digit.

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, 13750195762 + ... + 13750195777.

Almost surely, 2^220003132312 is an apocalyptic number.

It is an amenable number.

220003132312 is a deficient number, since it is larger than the sum of its proper divisors (192502740788).

220003132312 is a wasteful number, since it uses less digits than its factorization.

220003132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500391545 (or 27500391541 counting only the distinct ones).

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

Adding to 220003132312 its reverse (213231300022), we get a palindrome (433234432334).

The spelling of 220003132312 in words is "two hundred twenty billion, three million, one hundred thirty-two thousand, three hundred twelve".