672107200201 has 4 divisors (see below), whose sum is σ = 672129246100. Its totient is φ = 672085154304.

The previous prime is 672107200187. The next prime is 672107200253. The reversal of 672107200201 is 102002701276.

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 327156544576 + 344950655625 = 571976^2 + 587325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672107200201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 672107200201.

It is not an unprimeable number, because it can be changed into a prime (672107200801) 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, 10977156 + ... + 11038213.

It is an arithmetic number, because the mean of its divisors is an integer number (168032311525).

Almost surely, 2^672107200201 is an apocalyptic number.

It is an amenable number.

672107200201 is a deficient number, since it is larger than the sum of its proper divisors (22045899).

672107200201 is a wasteful number, since it uses less digits than its factorization.

672107200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22045898.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 672107200201 its reverse (102002701276), we get a palindrome (774109901477).

The spelling of 672107200201 in words is "six hundred seventy-two billion, one hundred seven million, two hundred thousand, two hundred one".