2203201554123 has 16 divisors (see below), whose sum is σ = 3122228837376. Its totient is φ = 1377144689280.

The previous prime is 2203201554109. The next prime is 2203201554149. The reversal of 2203201554123 is 3214551023022.

It is not a de Polignac number, because 2203201554123 - 2²¹ = 2203199456971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203201555123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82115923 + ... + 82142748.

It is an arithmetic number, because the mean of its divisors is an integer number (195139302336).

Almost surely, 2^{2203201554123} is an apocalyptic number.

2203201554123 is a deficient number, since it is larger than the sum of its proper divisors (919027283253).

2203201554123 is a wasteful number, since it uses less digits than its factorization.

2203201554123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164258954.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 2203201554123 its reverse (3214551023022), we get a palindrome (5417752577145).

The spelling of 2203201554123 in words is "two trillion, two hundred three billion, two hundred one million, five hundred fifty-four thousand, one hundred twenty-three".