225234201001 has 4 divisors (see below), whose sum is σ = 225527094100. Its totient is φ = 224941307904.

The previous prime is 225234200993. The next prime is 225234201013. The reversal of 225234201001 is 100102432522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35507749225 + 189726451776 = 188435^2 + 435576^2 .

It is a cyclic number.

It is not a de Polignac number, because 225234201001 - 2³ = 225234200993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225234201301) 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, 146445396 + ... + 146446933.

It is an arithmetic number, because the mean of its divisors is an integer number (56381773525).

Almost surely, 2^225234201001 is an apocalyptic number.

It is an amenable number.

225234201001 is a deficient number, since it is larger than the sum of its proper divisors (292893099).

225234201001 is an equidigital number, since it uses as much as digits as its factorization.

225234201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292893098.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 225234201001 its reverse (100102432522), we get a palindrome (325336633523).

The spelling of 225234201001 in words is "two hundred twenty-five billion, two hundred thirty-four million, two hundred one thousand, one".