10221020167 has 2 divisors, whose sum is σ = 10221020168. Its totient is φ = 10221020166.

The previous prime is 10221020153. The next prime is 10221020197. The reversal of 10221020167 is 76102012201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10221020167 - 2⁷ = 10221020039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221020107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110510083 + 5110510084.

It is an arithmetic number, because the mean of its divisors is an integer number (5110510084).

Almost surely, 2^10221020167 is an apocalyptic number.

10221020167 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221020167 is an equidigital number, since it uses as much as digits as its factorization.

10221020167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 10221020167 its reverse (76102012201), we get a palindrome (86323032368).

The spelling of 10221020167 in words is "ten billion, two hundred twenty-one million, twenty thousand, one hundred sixty-seven".