211222002010031 has 2 divisors, whose sum is σ = 211222002010032. Its totient is φ = 211222002010030.

The previous prime is 211222002009959. The next prime is 211222002010051. The reversal of 211222002010031 is 130010200222112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211222002010031 is a prime.

It is a super-2 number, since 2×211222002010031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211222002009991 and 211222002010009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211222002010051) 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, 105611001005015 + 105611001005016.

It is an arithmetic number, because the mean of its divisors is an integer number (105611001005016).

Almost surely, 2^{211222002010031} is an apocalyptic number.

211222002010031 is a deficient number, since it is larger than the sum of its proper divisors (1).

211222002010031 is an equidigital number, since it uses as much as digits as its factorization.

211222002010031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 211222002010031 its reverse (130010200222112), we get a palindrome (341232202232143).

The spelling of 211222002010031 in words is "two hundred eleven trillion, two hundred twenty-two billion, two million, ten thousand, thirty-one".