1000000010123 has 2 divisors, whose sum is σ = 1000000010124. Its totient is φ = 1000000010122.

The previous prime is 1000000010117. The next prime is 1000000010173. The reversal of 1000000010123 is 3210100000001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000000010123 - 2²⁰ = 999998961547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000000010123.

It is not a weakly prime, because it can be changed into another prime (1000000010173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500000005061 + 500000005062.

It is an arithmetic number, because the mean of its divisors is an integer number (500000005062).

Almost surely, 2^{1000000010123} is an apocalyptic number.

1000000010123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000000010123 is an equidigital number, since it uses as much as digits as its factorization.

1000000010123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 1000000010123 its reverse (3210100000001), we get a palindrome (4210100010124).

The spelling of 1000000010123 in words is "one trillion, ten thousand, one hundred twenty-three".