10300123121011 has 2 divisors, whose sum is σ = 10300123121012. Its totient is φ = 10300123121010.

The previous prime is 10300123120999. The next prime is 10300123121089. The reversal of 10300123121011 is 11012132100301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10300123121011 - 2⁵ = 10300123120979 is a prime.

It is not a weakly prime, because it can be changed into another prime (10300123128011) 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, 5150061560505 + 5150061560506.

It is an arithmetic number, because the mean of its divisors is an integer number (5150061560506).

Almost surely, 2^{10300123121011} is an apocalyptic number.

10300123121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10300123121011 is an equidigital number, since it uses as much as digits as its factorization.

10300123121011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10300123121011 its reverse (11012132100301), we get a palindrome (21312255221312).

The spelling of 10300123121011 in words is "ten trillion, three hundred billion, one hundred twenty-three million, one hundred twenty-one thousand, eleven".