3102123 has 8 divisors (see below), whose sum is σ = 4152208. Its totient is φ = 2060064.

The previous prime is 3102107. The next prime is 3102131. The reversal of 3102123 is 3212013.

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 3102123 - 2⁴ = 3102107 is a prime.

It is an Ulam number.

It is a Duffinian number.

3102123 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3102099 and 3102108.

It is not an unprimeable number, because it can be changed into a prime (3102103) 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, 1036 + ... + 2697.

It is an arithmetic number, because the mean of its divisors is an integer number (519026).

Almost surely, 2^3102123 is an apocalyptic number.

3102123 is a deficient number, since it is larger than the sum of its proper divisors (1050085).

3102123 is a wasteful number, since it uses less digits than its factorization.

3102123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4013.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3102123 is about 1761.2844744674. The cubic root of 3102123 is about 145.8432514252.

Adding to 3102123 its reverse (3212013), we get a palindrome (6314136).

The spelling of 3102123 in words is "three million, one hundred two thousand, one hundred twenty-three".