3123153152123 has 8 divisors (see below), whose sum is σ = 3131602378608. Its totient is φ = 3114704333664.

The previous prime is 3123153152113. The next prime is 3123153152153. The reversal of 3123153152123 is 3212513513213.

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

It is a cyclic number.

It is not a de Polignac number, because 3123153152123 - 2⁶ = 3123153152059 is a prime.

It is a super-2 number, since 2×3123153152123² (a number of 26 digits) contains 22 as substring.

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 3123153152123.

It is not an unprimeable number, because it can be changed into a prime (3123153152113) 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, 21248561 + ... + 21395037.

It is an arithmetic number, because the mean of its divisors is an integer number (391450297326).

Almost surely, 2^{3123153152123} is an apocalyptic number.

3123153152123 is a deficient number, since it is larger than the sum of its proper divisors (8449226485).

3123153152123 is a wasteful number, since it uses less digits than its factorization.

3123153152123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204013.

The product of its digits is 16200, while the sum is 32.

Adding to 3123153152123 its reverse (3212513513213), we get a palindrome (6335666665336).

The spelling of 3123153152123 in words is "three trillion, one hundred twenty-three billion, one hundred fifty-three million, one hundred fifty-two thousand, one hundred twenty-three".