1331332212211 has 16 divisors (see below), whose sum is σ = 1388582139168. Its totient is φ = 1275386112000.

The previous prime is 1331332212179. The next prime is 1331332212239. The reversal of 1331332212211 is 1122122331331.

It is a cyclic number.

It is not a de Polignac number, because 1331332212211 - 2⁵ = 1331332212179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331332212611) 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, 85611 + ... + 1634011.

It is an arithmetic number, because the mean of its divisors is an integer number (86786383698).

Almost surely, 2^{1331332212211} is an apocalyptic number.

1331332212211 is a deficient number, since it is larger than the sum of its proper divisors (57249926957).

1331332212211 is a wasteful number, since it uses less digits than its factorization.

1331332212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548822.

The product of its digits is 1296, while the sum is 25.

Adding to 1331332212211 its reverse (1122122331331), we get a palindrome (2453454543542).

The spelling of 1331332212211 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-two million, two hundred twelve thousand, two hundred eleven".