1012030300123 has 4 divisors (see below), whose sum is σ = 1012032339840. Its totient is φ = 1012028260408.

The previous prime is 1012030300109. The next prime is 1012030300133. The reversal of 1012030300123 is 3210030302101.

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 1012030300123 - 2⁹ = 1012030299611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012030300097 and 1012030300106.

It is not an unprimeable number, because it can be changed into a prime (1012030300133) 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, 258573 + ... + 1446001.

It is an arithmetic number, because the mean of its divisors is an integer number (253008084960).

Almost surely, 2^{1012030300123} is an apocalyptic number.

1012030300123 is a deficient number, since it is larger than the sum of its proper divisors (2039717).

1012030300123 is an equidigital number, since it uses as much as digits as its factorization.

1012030300123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039716.

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

Adding to 1012030300123 its reverse (3210030302101), we get a palindrome (4222060602224).

The spelling of 1012030300123 in words is "one trillion, twelve billion, thirty million, three hundred thousand, one hundred twenty-three".