102112211122 has 16 divisors (see below), whose sum is σ = 154630107072. Its totient is φ = 50571003600.

The previous prime is 102112211029. The next prime is 102112211143. The reversal of 102112211122 is 221112211201.

It is a junction number, because it is equal to n+sod(n) for n = 102112211096 and 102112211105.

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, 445629 + ... + 634672.

It is an arithmetic number, because the mean of its divisors is an integer number (9664381692).

Almost surely, 2^102112211122 is an apocalyptic number.

102112211122 is a deficient number, since it is larger than the sum of its proper divisors (52517895950).

102112211122 is a wasteful number, since it uses less digits than its factorization.

102112211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080753.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102112211122 its reverse (221112211201), we get a palindrome (323224422323).

The spelling of 102112211122 in words is "one hundred two billion, one hundred twelve million, two hundred eleven thousand, one hundred twenty-two".