1030000310123 has 4 divisors (see below), whose sum is σ = 1031065461360. Its totient is φ = 1028935158888.

The previous prime is 1030000310081. The next prime is 1030000310147. The reversal of 1030000310123 is 3210130000301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030000310123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030000310098 and 1030000310107.

It is not an unprimeable number, because it can be changed into a prime (1030000312123) 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, 532574168 + ... + 532576101.

It is an arithmetic number, because the mean of its divisors is an integer number (257766365340).

Almost surely, 2^{1030000310123} is an apocalyptic number.

1030000310123 is a deficient number, since it is larger than the sum of its proper divisors (1065151237).

1030000310123 is an equidigital number, since it uses as much as digits as its factorization.

1030000310123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065151236.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 1030000310123 its reverse (3210130000301), we get a palindrome (4240130310424).

The spelling of 1030000310123 in words is "one trillion, thirty billion, three hundred ten thousand, one hundred twenty-three".