102200122220012 has 24 divisors (see below), whose sum is σ = 179480991639600. Its totient is φ = 50919878482496.

The previous prime is 102200122220003. The next prime is 102200122220041. The reversal of 102200122220012 is 210022221002201.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5391914 + ... + 15279822.

It is an arithmetic number, because the mean of its divisors is an integer number (7478374651650).

Almost surely, 2^{102200122220012} is an apocalyptic number.

It is an amenable number.

102200122220012 is a deficient number, since it is larger than the sum of its proper divisors (77280869419588).

102200122220012 is a wasteful number, since it uses less digits than its factorization.

102200122220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9897025 (or 9897023 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102200122220012 its reverse (210022221002201), we get a palindrome (312222343222213).

The spelling of 102200122220012 in words is "one hundred two trillion, two hundred billion, one hundred twenty-two million, two hundred twenty thousand, twelve".