1331232130211 has 2 divisors, whose sum is σ = 1331232130212. Its totient is φ = 1331232130210.

The previous prime is 1331232130057. The next prime is 1331232130243. The reversal of 1331232130211 is 1120312321331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331232130211 is a prime.

It is a super-2 number, since 2×1331232130211² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1331232180211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665616065105 + 665616065106.

It is an arithmetic number, because the mean of its divisors is an integer number (665616065106).

Almost surely, 2^{1331232130211} is an apocalyptic number.

1331232130211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331232130211 is an equidigital number, since it uses as much as digits as its factorization.

1331232130211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1331232130211 its reverse (1120312321331), we get a palindrome (2451544451542).

The spelling of 1331232130211 in words is "one trillion, three hundred thirty-one billion, two hundred thirty-two million, one hundred thirty thousand, two hundred eleven".