101201110123 has 8 divisors (see below), whose sum is σ = 108794027520. Its totient is φ = 93834847080.

The previous prime is 101201110111. The next prime is 101201110139. The reversal of 101201110123 is 321011102101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101201110123 - 2¹⁷ = 101200979051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101201110103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56662663 + ... + 56664448.

It is an arithmetic number, because the mean of its divisors is an integer number (13599253440).

Almost surely, 2^101201110123 is an apocalyptic number.

101201110123 is a deficient number, since it is larger than the sum of its proper divisors (7592917397).

101201110123 is a wasteful number, since it uses less digits than its factorization.

101201110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113327177.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 101201110123 its reverse (321011102101), we get a palindrome (422212212224).

The spelling of 101201110123 in words is "one hundred one billion, two hundred one million, one hundred ten thousand, one hundred twenty-three".