212224026851 has 2 divisors, whose sum is σ = 212224026852. Its totient is φ = 212224026850.

The previous prime is 212224026841. The next prime is 212224026853. The reversal of 212224026851 is 158620422212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212224026851 - 2⁶ = 212224026787 is a prime.

Together with 212224026853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212224026853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106112013425 + 106112013426.

It is an arithmetic number, because the mean of its divisors is an integer number (106112013426).

Almost surely, 2^212224026851 is an apocalyptic number.

212224026851 is a deficient number, since it is larger than the sum of its proper divisors (1).

212224026851 is an equidigital number, since it uses as much as digits as its factorization.

212224026851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 212224026851 in words is "two hundred twelve billion, two hundred twenty-four million, twenty-six thousand, eight hundred fifty-one".