331121330222011 has 16 divisors (see below), whose sum is σ = 378513037070784. Its totient is φ = 283751794520064.

The previous prime is 331121330221961. The next prime is 331121330222027. The reversal of 331121330222011 is 110222033121133.

It is a cyclic number.

It is not a de Polignac number, because 331121330222011 - 2¹³ = 331121330213819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331121330262011) 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, 666108291 + ... + 666605203.

It is an arithmetic number, because the mean of its divisors is an integer number (23657064816924).

Almost surely, 2^{331121330222011} is an apocalyptic number.

331121330222011 is a deficient number, since it is larger than the sum of its proper divisors (47391706848773).

331121330222011 is a wasteful number, since it uses less digits than its factorization.

331121330222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519030.

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

Adding to 331121330222011 its reverse (110222033121133), we get a palindrome (441343363343144).

The spelling of 331121330222011 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, three hundred thirty million, two hundred twenty-two thousand, eleven".