102223040444 has 12 divisors (see below), whose sum is σ = 204446080944. Its totient is φ = 43809874464.

The previous prime is 102223040417. The next prime is 102223040453. The reversal of 102223040444 is 444040322201.

It is a happy number.

102223040444 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825411409 + ... + 1825411464.

It is an arithmetic number, because the mean of its divisors is an integer number (17037173412).

Almost surely, 2^102223040444 is an apocalyptic number.

102223040444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

102223040444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102223040444 is a wasteful number, since it uses less digits than its factorization.

102223040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3650822884 (or 3650822882 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 102223040444 its reverse (444040322201), we get a palindrome (546263362645).

The spelling of 102223040444 in words is "one hundred two billion, two hundred twenty-three million, forty thousand, four hundred forty-four".