2120022847 has 2 divisors, whose sum is σ = 2120022848. Its totient is φ = 2120022846.

The previous prime is 2120022833. The next prime is 2120022881. The reversal of 2120022847 is 7482200212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120022847 - 2¹⁵ = 2119990079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120022647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060011423 + 1060011424.

It is an arithmetic number, because the mean of its divisors is an integer number (1060011424).

Almost surely, 2^2120022847 is an apocalyptic number.

2120022847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120022847 is an equidigital number, since it uses as much as digits as its factorization.

2120022847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 2120022847 is about 46043.7058347827. The cubic root of 2120022847 is about 1284.6362724725.

The spelling of 2120022847 in words is "two billion, one hundred twenty million, twenty-two thousand, eight hundred forty-seven".