201044422123 has 4 divisors (see below), whose sum is σ = 201050149048. Its totient is φ = 201038695200.

The previous prime is 201044422097. The next prime is 201044422127. The reversal of 201044422123 is 321224440102.

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 201044422123 - 2¹⁷ = 201044291051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201044422127) 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, 2810478 + ... + 2881123.

It is an arithmetic number, because the mean of its divisors is an integer number (50262537262).

Almost surely, 2^201044422123 is an apocalyptic number.

201044422123 is a deficient number, since it is larger than the sum of its proper divisors (5726925).

201044422123 is an equidigital number, since it uses as much as digits as its factorization.

201044422123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726924.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 201044422123 its reverse (321224440102), we get a palindrome (522268862225).

The spelling of 201044422123 in words is "two hundred one billion, forty-four million, four hundred twenty-two thousand, one hundred twenty-three".