2011330130233 has 2 divisors, whose sum is σ = 2011330130234. Its totient is φ = 2011330130232.

The previous prime is 2011330130221. The next prime is 2011330130239. The reversal of 2011330130233 is 3320310331102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1947690986409 + 63639143824 = 1395597^2 + 252268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011330130233 - 2²⁵ = 2011296575801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011330130239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005665065116 + 1005665065117.

It is an arithmetic number, because the mean of its divisors is an integer number (1005665065117).

Almost surely, 2^{2011330130233} is an apocalyptic number.

It is an amenable number.

2011330130233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011330130233 is an equidigital number, since it uses as much as digits as its factorization.

2011330130233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2011330130233 its reverse (3320310331102), we get a palindrome (5331640461335).

The spelling of 2011330130233 in words is "two trillion, eleven billion, three hundred thirty million, one hundred thirty thousand, two hundred thirty-three".