203122402240201 has 4 divisors (see below), whose sum is σ = 203125966911232. Its totient is φ = 203118837569172.

The previous prime is 203122402240091. The next prime is 203122402240207. The reversal of 203122402240201 is 102042204221302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 203122402240201 - 2²¹ = 203122400143049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203122402240207) 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, 1782250041 + ... + 1782364006.

It is an arithmetic number, because the mean of its divisors is an integer number (50781491727808).

Almost surely, 2^{203122402240201} is an apocalyptic number.

It is an amenable number.

203122402240201 is a deficient number, since it is larger than the sum of its proper divisors (3564671031).

203122402240201 is an equidigital number, since it uses as much as digits as its factorization.

203122402240201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564671030.

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

Adding to 203122402240201 its reverse (102042204221302), we get a palindrome (305164606461503).

The spelling of 203122402240201 in words is "two hundred three trillion, one hundred twenty-two billion, four hundred two million, two hundred forty thousand, two hundred one".