102123320123122 has 8 divisors (see below), whose sum is σ = 153186349306716. Its totient is φ = 51061203687552.

The previous prime is 102123320123087. The next prime is 102123320123131. The reversal of 102123320123122 is 221321023321201.

It can be written as a sum of positive squares in 2 ways, for example, as 83852645237881 + 18270674885241 = 9157109^2 + 4274421^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227907223 + ... + 228354874.

Almost surely, 2^{102123320123122} is an apocalyptic number.

102123320123122 is a deficient number, since it is larger than the sum of its proper divisors (51063029183594).

102123320123122 is a wasteful number, since it uses less digits than its factorization.

102123320123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456374012.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 102123320123122 its reverse (221321023321201), we get a palindrome (323444343444323).

The spelling of 102123320123122 in words is "one hundred two trillion, one hundred twenty-three billion, three hundred twenty million, one hundred twenty-three thousand, one hundred twenty-two".