2120331210269 has 2 divisors, whose sum is σ = 2120331210270. Its totient is φ = 2120331210268.

The previous prime is 2120331210223. The next prime is 2120331210271. The reversal of 2120331210269 is 9620121330212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1425838987225 + 694492223044 = 1194085^2 + 833362^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120331210269 - 2²⁴ = 2120314433053 is a prime.

It is a super-2 number, since 2×2120331210269² (a number of 25 digits) contains 22 as substring.

Together with 2120331210271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120331212269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060165605134 + 1060165605135.

It is an arithmetic number, because the mean of its divisors is an integer number (1060165605135).

Almost surely, 2^{2120331210269} is an apocalyptic number.

It is an amenable number.

2120331210269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120331210269 is an equidigital number, since it uses as much as digits as its factorization.

2120331210269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 2120331210269 in words is "two trillion, one hundred twenty billion, three hundred thirty-one million, two hundred ten thousand, two hundred sixty-nine".