201113221331321 has 16 divisors (see below), whose sum is σ = 228046229053440. Its totient is φ = 175823204739840.

The previous prime is 201113221331291. The next prime is 201113221331327. The reversal of 201113221331321 is 123133122311102.

It is a cyclic number.

It is not a de Polignac number, because 201113221331321 - 2³⁴ = 201096041462137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201113221331327) 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, 112738160 + ... + 114508161.

It is an arithmetic number, because the mean of its divisors is an integer number (14252889315840).

Almost surely, 2^{201113221331321} is an apocalyptic number.

It is an amenable number.

201113221331321 is a deficient number, since it is larger than the sum of its proper divisors (26933007722119).

201113221331321 is a wasteful number, since it uses less digits than its factorization.

201113221331321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227249936.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 201113221331321 its reverse (123133122311102), we get a palindrome (324246343642423).

The spelling of 201113221331321 in words is "two hundred one trillion, one hundred thirteen billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred twenty-one".