10102320112123 has 4 divisors (see below), whose sum is σ = 10317263093280. Its totient is φ = 9887377130968.

The previous prime is 10102320112121. The next prime is 10102320112133. The reversal of 10102320112123 is 32121102320101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10102320112123 - 2¹ = 10102320112121 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 10102320112123.

It is not an unprimeable number, because it can be changed into a prime (10102320112121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107471490508 + ... + 107471490601.

It is an arithmetic number, because the mean of its divisors is an integer number (2579315773320).

Almost surely, 2^{10102320112123} is an apocalyptic number.

10102320112123 is a deficient number, since it is larger than the sum of its proper divisors (214942981157).

10102320112123 is an equidigital number, since it uses as much as digits as its factorization.

10102320112123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214942981156.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10102320112123 its reverse (32121102320101), we get a palindrome (42223422432224).

The spelling of 10102320112123 in words is "ten trillion, one hundred two billion, three hundred twenty million, one hundred twelve thousand, one hundred twenty-three".