203444122101 has 48 divisors (see below), whose sum is σ = 300075451200. Its totient is φ = 122510080000.

The previous prime is 203444122097. The next prime is 203444122111. The reversal of 203444122101 is 101221444302.

It is not a de Polignac number, because 203444122101 - 2² = 203444122097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203444122111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40907251 + ... + 40912223.

It is an arithmetic number, because the mean of its divisors is an integer number (6251571900).

Almost surely, 2^203444122101 is an apocalyptic number.

It is an amenable number.

203444122101 is a deficient number, since it is larger than the sum of its proper divisors (96631329099).

203444122101 is a wasteful number, since it uses less digits than its factorization.

203444122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5698 (or 5687 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 203444122101 its reverse (101221444302), we get a palindrome (304665566403).

The spelling of 203444122101 in words is "two hundred three billion, four hundred forty-four million, one hundred twenty-two thousand, one hundred one".