102112102222111 has 8 divisors (see below), whose sum is σ = 104875229059920. Its totient is φ = 99366631147392.

The previous prime is 102112102222057. The next prime is 102112102222121. The reversal of 102112102222111 is 111222201211201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102112102222111 - 2⁹ = 102112102221599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112102222121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4413929050 + ... + 4413952183.

It is an arithmetic number, because the mean of its divisors is an integer number (13109403632490).

Almost surely, 2^{102112102222111} is an apocalyptic number.

102112102222111 is a deficient number, since it is larger than the sum of its proper divisors (2763126837809).

102112102222111 is an equidigital number, since it uses as much as digits as its factorization.

102112102222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8827881545.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102112102222111 its reverse (111222201211201), we get a palindrome (213334303433312).

The spelling of 102112102222111 in words is "one hundred two trillion, one hundred twelve billion, one hundred two million, two hundred twenty-two thousand, one hundred eleven".