1023310123 has 4 divisors (see below), whose sum is σ = 1116338328. Its totient is φ = 930281920.

The previous prime is 1023310117. The next prime is 1023310159. The reversal of 1023310123 is 3210133201.

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 1023310123 - 2⁵ = 1023310091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023310097 and 1023310106.

It is not an unprimeable number, because it can be changed into a prime (1023310723) 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, 46514086 + ... + 46514107.

It is an arithmetic number, because the mean of its divisors is an integer number (279084582).

Almost surely, 2^1023310123 is an apocalyptic number.

1023310123 is a deficient number, since it is larger than the sum of its proper divisors (93028205).

1023310123 is an equidigital number, since it uses as much as digits as its factorization.

1023310123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93028204.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1023310123 is about 31989.2188557333. The cubic root of 1023310123 is about 1007.7104373584.

Adding to 1023310123 its reverse (3210133201), we get a palindrome (4233443324).

The spelling of 1023310123 in words is "one billion, twenty-three million, three hundred ten thousand, one hundred twenty-three".