102031231122123 has 8 divisors (see below), whose sum is σ = 136121244570000. Its totient is φ = 67981019211168.

The previous prime is 102031231122109. The next prime is 102031231122181. The reversal of 102031231122123 is 321221132130201.

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

It is not a de Polignac number, because 102031231122123 - 2⁵ = 102031231122091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102031231122093 and 102031231122102.

It is not an unprimeable number, because it can be changed into a prime (102031231122323) 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, 9950378248 + ... + 9950388501.

It is an arithmetic number, because the mean of its divisors is an integer number (17015155571250).

Almost surely, 2^{102031231122123} is an apocalyptic number.

102031231122123 is a deficient number, since it is larger than the sum of its proper divisors (34090013447877).

102031231122123 is a wasteful number, since it uses less digits than its factorization.

102031231122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19900768461.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 102031231122123 its reverse (321221132130201), we get a palindrome (423252363252324).

The spelling of 102031231122123 in words is "one hundred two trillion, thirty-one billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred twenty-three".