220023011603 has 2 divisors, whose sum is σ = 220023011604. Its totient is φ = 220023011602.

The previous prime is 220023011599. The next prime is 220023011609. The reversal of 220023011603 is 306110320022.

It is a happy number.

220023011603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220023011603 - 2² = 220023011599 is a prime.

It is not a weakly prime, because it can be changed into another prime (220023011609) 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, 110011505801 + 110011505802.

It is an arithmetic number, because the mean of its divisors is an integer number (110011505802).

Almost surely, 2^220023011603 is an apocalyptic number.

220023011603 is a deficient number, since it is larger than the sum of its proper divisors (1).

220023011603 is an equidigital number, since it uses as much as digits as its factorization.

220023011603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 220023011603 its reverse (306110320022), we get a palindrome (526133331625).

The spelling of 220023011603 in words is "two hundred twenty billion, twenty-three million, eleven thousand, six hundred three".