102220434403 has 4 divisors (see below), whose sum is σ = 102589461520. Its totient is φ = 101851407288.

The previous prime is 102220434401. The next prime is 102220434413. The reversal of 102220434403 is 304434022201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102220434403 - 2¹ = 102220434401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102220434401) 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 in 3 ways as a sum of consecutive naturals, for example, 184513143 + ... + 184513696.

It is an arithmetic number, because the mean of its divisors is an integer number (25647365380).

Almost surely, 2^102220434403 is an apocalyptic number.

102220434403 is a deficient number, since it is larger than the sum of its proper divisors (369027117).

102220434403 is an equidigital number, since it uses as much as digits as its factorization.

102220434403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369027116.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 102220434403 its reverse (304434022201), we get a palindrome (406654456604).

The spelling of 102220434403 in words is "one hundred two billion, two hundred twenty million, four hundred thirty-four thousand, four hundred three".