102111333123 has 8 divisors (see below), whose sum is σ = 136832608000. Its totient is φ = 67732140168.

The previous prime is 102111333109. The next prime is 102111333127. The reversal of 102111333123 is 321333111201.

It is a happy number.

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

It is not a de Polignac number, because 102111333123 - 2⁸ = 102111332867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102111333123.

It is not an unprimeable number, because it can be changed into a prime (102111333127) 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, 85519783 + ... + 85520976.

It is an arithmetic number, because the mean of its divisors is an integer number (17104076000).

Almost surely, 2^102111333123 is an apocalyptic number.

102111333123 is a deficient number, since it is larger than the sum of its proper divisors (34721274877).

102111333123 is a wasteful number, since it uses less digits than its factorization.

102111333123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171040961.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 102111333123 its reverse (321333111201), we get a palindrome (423444444324).

The spelling of 102111333123 in words is "one hundred two billion, one hundred eleven million, three hundred thirty-three thousand, one hundred twenty-three".