101320210133123 has 2 divisors, whose sum is σ = 101320210133124. Its totient is φ = 101320210133122.

The previous prime is 101320210133119. The next prime is 101320210133147. The reversal of 101320210133123 is 321331012023101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101320210133123 - 2² = 101320210133119 is a prime.

It is not a weakly prime, because it can be changed into another prime (101320210130123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660105066561 + 50660105066562.

It is an arithmetic number, because the mean of its divisors is an integer number (50660105066562).

Almost surely, 2^{101320210133123} is an apocalyptic number.

101320210133123 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320210133123 is an equidigital number, since it uses as much as digits as its factorization.

101320210133123 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 23.

Adding to 101320210133123 its reverse (321331012023101), we get a palindrome (422651222156224).

The spelling of 101320210133123 in words is "one hundred one trillion, three hundred twenty billion, two hundred ten million, one hundred thirty-three thousand, one hundred twenty-three".