2201121230203 has 4 divisors (see below), whose sum is σ = 2515567120240. Its totient is φ = 1886675340168.

The previous prime is 2201121230177. The next prime is 2201121230221. The reversal of 2201121230203 is 3020321211022.

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 2201121230203 - 2⁴¹ = 2097974651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201121230263) 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 3 ways as a sum of consecutive naturals, for example, 157222945008 + ... + 157222945021.

It is an arithmetic number, because the mean of its divisors is an integer number (628891780060).

Almost surely, 2^{2201121230203} is an apocalyptic number.

2201121230203 is a deficient number, since it is larger than the sum of its proper divisors (314445890037).

2201121230203 is an equidigital number, since it uses as much as digits as its factorization.

2201121230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314445890036.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2201121230203 its reverse (3020321211022), we get a palindrome (5221442441225).

The spelling of 2201121230203 in words is "two trillion, two hundred one billion, one hundred twenty-one million, two hundred thirty thousand, two hundred three".