2120231133287 has 2 divisors, whose sum is σ = 2120231133288. Its totient is φ = 2120231133286.

The previous prime is 2120231133269. The next prime is 2120231133331. The reversal of 2120231133287 is 7823311320212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120231133287 - 2¹⁰ = 2120231132263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120231133487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060115566643 + 1060115566644.

It is an arithmetic number, because the mean of its divisors is an integer number (1060115566644).

Almost surely, 2^{2120231133287} is an apocalyptic number.

2120231133287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120231133287 is an equidigital number, since it uses as much as digits as its factorization.

2120231133287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

Adding to 2120231133287 its reverse (7823311320212), we get a palindrome (9943542453499).

The spelling of 2120231133287 in words is "two trillion, one hundred twenty billion, two hundred thirty-one million, one hundred thirty-three thousand, two hundred eighty-seven".