212202225827 has 2 divisors, whose sum is σ = 212202225828. Its totient is φ = 212202225826.

The previous prime is 212202225797. The next prime is 212202225877. The reversal of 212202225827 is 728522202212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212202225827 is a prime.

It is not a weakly prime, because it can be changed into another prime (212202225877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101112913 + 106101112914.

It is an arithmetic number, because the mean of its divisors is an integer number (106101112914).

Almost surely, 2^212202225827 is an apocalyptic number.

212202225827 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202225827 is an equidigital number, since it uses as much as digits as its factorization.

212202225827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35840, while the sum is 35.

The spelling of 212202225827 in words is "two hundred twelve billion, two hundred two million, two hundred twenty-five thousand, eight hundred twenty-seven".