200101222112123 has 4 divisors (see below), whose sum is σ = 200122305381768. Its totient is φ = 200080138842480.

The previous prime is 200101222112093. The next prime is 200101222112173. The reversal of 200101222112123 is 321211222101002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200101222112123 - 2¹⁰ = 200101222111099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101222112095 and 200101222112104.

It is not an unprimeable number, because it can be changed into a prime (200101222112173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10541620586 + ... + 10541639567.

It is an arithmetic number, because the mean of its divisors is an integer number (50030576345442).

Almost surely, 2^{200101222112123} is an apocalyptic number.

200101222112123 is a deficient number, since it is larger than the sum of its proper divisors (21083269645).

200101222112123 is an equidigital number, since it uses as much as digits as its factorization.

200101222112123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21083269644.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 200101222112123 its reverse (321211222101002), we get a palindrome (521312444213125).

The spelling of 200101222112123 in words is "two hundred trillion, one hundred one billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-three".