101200010123 has 2 divisors, whose sum is σ = 101200010124. Its totient is φ = 101200010122.

The previous prime is 101200010113. The next prime is 101200010179. The reversal of 101200010123 is 321010002101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101200010123 - 2²⁴ = 101183232907 is a prime.

It is not a weakly prime, because it can be changed into another prime (101200010113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600005061 + 50600005062.

It is an arithmetic number, because the mean of its divisors is an integer number (50600005062).

Almost surely, 2^101200010123 is an apocalyptic number.

101200010123 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200010123 is an equidigital number, since it uses as much as digits as its factorization.

101200010123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 101200010123 its reverse (321010002101), we get a palindrome (422210012224).

The spelling of 101200010123 in words is "one hundred one billion, two hundred million, ten thousand, one hundred twenty-three".