102111122102122 has 8 divisors (see below), whose sum is σ = 175047637889376. Its totient is φ = 43761909472332.

The previous prime is 102111122102117. The next prime is 102111122102207. The reversal of 102111122102122 is 221201221111201.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102111122102122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3646825789348 + ... + 3646825789375.

It is an arithmetic number, because the mean of its divisors is an integer number (21880954736172).

Almost surely, 2^{102111122102122} is an apocalyptic number.

102111122102122 is a deficient number, since it is larger than the sum of its proper divisors (72936515787254).

102111122102122 is an equidigital number, since it uses as much as digits as its factorization.

102111122102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7293651578732.

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

Adding to 102111122102122 its reverse (221201221111201), we get a palindrome (323312343213323).

The spelling of 102111122102122 in words is "one hundred two trillion, one hundred eleven billion, one hundred twenty-two million, one hundred two thousand, one hundred twenty-two".