2112020212147 has 2 divisors, whose sum is σ = 2112020212148. Its totient is φ = 2112020212146.

The previous prime is 2112020212087. The next prime is 2112020212151. The reversal of 2112020212147 is 7412120202112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112020212147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112020212177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056010106073 + 1056010106074.

It is an arithmetic number, because the mean of its divisors is an integer number (1056010106074).

Almost surely, 2^{2112020212147} is an apocalyptic number.

2112020212147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112020212147 is an equidigital number, since it uses as much as digits as its factorization.

2112020212147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 2112020212147 its reverse (7412120202112), we get a palindrome (9524140414259).

The spelling of 2112020212147 in words is "two trillion, one hundred twelve billion, twenty million, two hundred twelve thousand, one hundred forty-seven".