102223340444 has 24 divisors (see below), whose sum is σ = 179696252736. Its totient is φ = 50882072000.

The previous prime is 102223340423. The next prime is 102223340473. The reversal of 102223340444 is 444043322201.

It is a super-2 number, since 2×102223340444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730454 + ... + 859074.

It is an arithmetic number, because the mean of its divisors is an integer number (7487343864).

Almost surely, 2^102223340444 is an apocalyptic number.

It is an amenable number.

102223340444 is a deficient number, since it is larger than the sum of its proper divisors (77472912292).

102223340444 is a wasteful number, since it uses less digits than its factorization.

102223340444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129517 (or 129515 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 102223340444 its reverse (444043322201), we get a palindrome (546266662645).

The spelling of 102223340444 in words is "one hundred two billion, two hundred twenty-three million, three hundred forty thousand, four hundred forty-four".