3121022211201 has 12 divisors (see below), whose sum is σ = 4509636490320. Its totient is φ = 2079992260440.

The previous prime is 3121022211191. The next prime is 3121022211247. The reversal of 3121022211201 is 1021122201213.

3121022211201 is a `hidden beast` number, since 31 + 210 + 2 + 221 + 1 + 201 = 666.

3121022211201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3121022211201 - 2¹¹ = 3121022209153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3121022211301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57405795 + ... + 57460136.

It is an arithmetic number, because the mean of its divisors is an integer number (375803040860).

Almost surely, 2^{3121022211201} is an apocalyptic number.

It is an amenable number.

3121022211201 is a deficient number, since it is larger than the sum of its proper divisors (1388614279119).

3121022211201 is a wasteful number, since it uses less digits than its factorization.

3121022211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114868956 (or 114868953 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 3121022211201 its reverse (1021122201213), we get a palindrome (4142144412414).

The spelling of 3121022211201 in words is "three trillion, one hundred twenty-one billion, twenty-two million, two hundred eleven thousand, two hundred one".