601200101 has 4 divisors (see below), whose sum is σ = 601445292. Its totient is φ = 600954912.

The previous prime is 601200091. The next prime is 601200139. The reversal of 601200101 is 101002106.

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 120450625 + 480749476 = 10975^2 + 21926^2 .

It is a cyclic number.

It is not a de Polignac number, because 601200101 - 2¹⁸ = 600937957 is a prime.

It is a super-2 number, since 2×601200101² = 722883122884820402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601200181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118880 + ... + 123833.

It is an arithmetic number, because the mean of its divisors is an integer number (150361323).

Almost surely, 2^601200101 is an apocalyptic number.

It is an amenable number.

601200101 is a deficient number, since it is larger than the sum of its proper divisors (245191).

601200101 is a wasteful number, since it uses less digits than its factorization.

601200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245190.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 601200101 is about 24519.3821496383. The cubic root of 601200101 is about 843.9946265652.

Adding to 601200101 its reverse (101002106), we get a palindrome (702202207).

The spelling of 601200101 in words is "six hundred one million, two hundred thousand, one hundred one".