102101222122 has 16 divisors (see below), whose sum is σ = 156005402112. Its totient is φ = 50105870640.

The previous prime is 102101222101. The next prime is 102101222123. The reversal of 102101222122 is 221222101201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102101222096 and 102101222105.

It is not an unprimeable number, because it can be changed into a prime (102101222123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580493 + ... + 1643824.

It is an arithmetic number, because the mean of its divisors is an integer number (9750337632).

Almost surely, 2^102101222122 is an apocalyptic number.

102101222122 is a deficient number, since it is larger than the sum of its proper divisors (53904179990).

102101222122 is a wasteful number, since it uses less digits than its factorization.

102101222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224613.

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

Adding to 102101222122 its reverse (221222101201), we get a palindrome (323323323323).

The spelling of 102101222122 in words is "one hundred two billion, one hundred one million, two hundred twenty-two thousand, one hundred twenty-two".