3121336601 has 16 divisors (see below), whose sum is σ = 3360631680. Its totient is φ = 2891729280.

The previous prime is 3121336597. The next prime is 3121336609. The reversal of 3121336601 is 1066331213.

It is not a de Polignac number, because 3121336601 - 2² = 3121336597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3121336609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119171 + ... + 142983.

It is an arithmetic number, because the mean of its divisors is an integer number (210039480).

Almost surely, 2^3121336601 is an apocalyptic number.

It is an amenable number.

3121336601 is a deficient number, since it is larger than the sum of its proper divisors (239295079).

3121336601 is a wasteful number, since it uses less digits than its factorization.

3121336601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24016.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 3121336601 is about 55868.9233921686. The cubic root of 3121336601 is about 1461.4373473905.

Adding to 3121336601 its reverse (1066331213), we get a palindrome (4187667814).

The spelling of 3121336601 in words is "three billion, one hundred twenty-one million, three hundred thirty-six thousand, six hundred one".