102111201122 has 16 divisors (see below), whose sum is σ = 175194531072. Its totient is φ = 43725253920.

The previous prime is 102111201119. The next prime is 102111201139. The reversal of 102111201122 is 221102111201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 102111201097 and 102111201106.

It is an unprimeable number.

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, 3040154 + ... + 3073557.

It is an arithmetic number, because the mean of its divisors is an integer number (10949658192).

Almost surely, 2^102111201122 is an apocalyptic number.

102111201122 is a deficient number, since it is larger than the sum of its proper divisors (73083329950).

102111201122 is a wasteful number, since it uses less digits than its factorization.

102111201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6114913.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102111201122 its reverse (221102111201), we get a palindrome (323213312323).

The spelling of 102111201122 in words is "one hundred two billion, one hundred eleven million, two hundred one thousand, one hundred twenty-two".