10102123 has 8 divisors (see below), whose sum is σ = 10281600. Its totient is φ = 9924288.

The previous prime is 10102117. The next prime is 10102139. The reversal of 10102123 is 32120101.

10102123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10102123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102423) 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, 19593 + ... + 20101.

It is an arithmetic number, because the mean of its divisors is an integer number (1285200).

Almost surely, 2^10102123 is an apocalyptic number.

10102123 is a deficient number, since it is larger than the sum of its proper divisors (179477).

10102123 is an equidigital number, since it uses as much as digits as its factorization.

10102123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 10102123 is about 3178.3837087425. The cubic root of 10102123 is about 216.1743776477.

Adding to 10102123 its reverse (32120101), we get a palindrome (42222224).

The spelling of 10102123 in words is "ten million, one hundred two thousand, one hundred twenty-three".