102221211022 has 64 divisors (see below), whose sum is σ = 186641971200. Its totient is φ = 41015172960.

The previous prime is 102221211011. The next prime is 102221211023. The reversal of 102221211022 is 220112122201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102221210987 and 102221211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221211023) 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 31 ways as a sum of consecutive naturals, for example, 7754497 + ... + 7767667.

It is an arithmetic number, because the mean of its divisors is an integer number (2916280800).

Almost surely, 2^102221211022 is an apocalyptic number.

102221211022 is a deficient number, since it is larger than the sum of its proper divisors (84420760178).

102221211022 is a wasteful number, since it uses less digits than its factorization.

102221211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13541.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102221211022 its reverse (220112122201), we get a palindrome (322333333223).

The spelling of 102221211022 in words is "one hundred two billion, two hundred twenty-one million, two hundred eleven thousand, twenty-two".