3601121101 has 4 divisors (see below), whose sum is σ = 3812951772. Its totient is φ = 3389290432.

The previous prime is 3601121099. The next prime is 3601121131. The reversal of 3601121101 is 1011211063.

3601121101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2285318025 + 1315803076 = 47805^2 + 36274^2 .

It is a cyclic number.

It is not a de Polignac number, because 3601121101 - 2¹ = 3601121099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601121131) 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, 105915310 + ... + 105915343.

It is an arithmetic number, because the mean of its divisors is an integer number (953237943).

Almost surely, 2^3601121101 is an apocalyptic number.

It is an amenable number.

3601121101 is a deficient number, since it is larger than the sum of its proper divisors (211830671).

3601121101 is a wasteful number, since it uses less digits than its factorization.

3601121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211830670.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 3601121101 is about 60009.3417810927. The cubic root of 3601121101 is about 1532.7779427697. Note that the first 3 decimals are identical.

Adding to 3601121101 its reverse (1011211063), we get a palindrome (4612332164).

The spelling of 3601121101 in words is "three billion, six hundred one million, one hundred twenty-one thousand, one hundred one".