102200120010244 has 6 divisors (see below), whose sum is σ = 178850210017934. Its totient is φ = 51100060005120.

The previous prime is 102200120010229. The next prime is 102200120010323. The reversal of 102200120010244 is 442010021002201.

It can be written as a sum of positive squares in only one way, i.e., 77901135650244 + 24298984360000 = 8826162^2 + 4929400^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12775015001277 + ... + 12775015001284.

Almost surely, 2^{102200120010244} is an apocalyptic number.

It is an amenable number.

102200120010244 is a deficient number, since it is larger than the sum of its proper divisors (76650090007690).

102200120010244 is a wasteful number, since it uses less digits than its factorization.

102200120010244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25550030002565 (or 25550030002563 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102200120010244 its reverse (442010021002201), we get a palindrome (544210141012445).

The spelling of 102200120010244 in words is "one hundred two trillion, two hundred billion, one hundred twenty million, ten thousand, two hundred forty-four".