1210023203123 has 8 divisors (see below), whose sum is σ = 1382967700320. Its totient is φ = 1037099715840.

The previous prime is 1210023203093. The next prime is 1210023203171. The reversal of 1210023203123 is 3213023200121.

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 1210023203123 - 2⁸ = 1210023202867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210023203095 and 1210023203104.

It is not an unprimeable number, because it can be changed into a prime (1210023200123) 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, 5128868 + ... + 5359601.

It is an arithmetic number, because the mean of its divisors is an integer number (172870962540).

Almost surely, 2^{1210023203123} is an apocalyptic number.

1210023203123 is a deficient number, since it is larger than the sum of its proper divisors (172944497197).

1210023203123 is a wasteful number, since it uses less digits than its factorization.

1210023203123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10504957.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1210023203123 its reverse (3213023200121), we get a palindrome (4423046403244).

The spelling of 1210023203123 in words is "one trillion, two hundred ten billion, twenty-three million, two hundred three thousand, one hundred twenty-three".