102247224444 has 36 divisors (see below), whose sum is σ = 258680601816. Its totient is φ = 34053088608.

The previous prime is 102247224419. The next prime is 102247224449. The reversal of 102247224444 is 444422742201.

102247224444 is a `hidden beast` number, since 102 + 2 + 472 + 2 + 44 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×102247224444² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 102247224399 and 102247224408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102247224449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1179199 + ... + 1262934.

Almost surely, 2^102247224444 is an apocalyptic number.

It is an amenable number.

102247224444 is an abundant number, since it is smaller than the sum of its proper divisors (156433377372).

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

102247224444 is a wasteful number, since it uses less digits than its factorization.

102247224444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443306 (or 2443301 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 36.

Adding to 102247224444 its reverse (444422742201), we get a palindrome (546669966645).

The spelling of 102247224444 in words is "one hundred two billion, two hundred forty-seven million, two hundred twenty-four thousand, four hundred forty-four".