10300121323123 has 2 divisors, whose sum is σ = 10300121323124. Its totient is φ = 10300121323122.

The previous prime is 10300121323103. The next prime is 10300121323147. The reversal of 10300121323123 is 32132312100301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10300121323123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10300121323094 and 10300121323103.

It is not a weakly prime, because it can be changed into another prime (10300121323103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5150060661561 + 5150060661562.

It is an arithmetic number, because the mean of its divisors is an integer number (5150060661562).

Almost surely, 2^{10300121323123} is an apocalyptic number.

10300121323123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10300121323123 is an equidigital number, since it uses as much as digits as its factorization.

10300121323123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 10300121323123 its reverse (32132312100301), we get a palindrome (42432433423424).

The spelling of 10300121323123 in words is "ten trillion, three hundred billion, one hundred twenty-one million, three hundred twenty-three thousand, one hundred twenty-three".