102221221012022 has 16 divisors (see below), whose sum is σ = 179311643503872. Its totient is φ = 42790278562920.

The previous prime is 102221221012021. The next prime is 102221221012037. The reversal of 102221221012022 is 220210122122201.

It is a junction number, because it is equal to n+sod(n) for n = 102221221011985 and 102221221012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221221012021) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 84901345754 + ... + 84901346957.

It is an arithmetic number, because the mean of its divisors is an integer number (11206977718992).

Almost surely, 2^{102221221012022} is an apocalyptic number.

102221221012022 is a deficient number, since it is larger than the sum of its proper divisors (77090422491850).

102221221012022 is a wasteful number, since it uses less digits than its factorization.

102221221012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169802692763.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102221221012022 its reverse (220210122122201), we get a palindrome (322431343134223).

The spelling of 102221221012022 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred twenty-one million, twelve thousand, twenty-two".