101021122229 has 2 divisors, whose sum is σ = 101021122230. Its totient is φ = 101021122228.

The previous prime is 101021122193. The next prime is 101021122273. The reversal of 101021122229 is 922221120101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78181752100 + 22839370129 = 279610^2 + 151127^2 .

It is a cyclic number.

It is not a de Polignac number, because 101021122229 - 2¹⁶ = 101021056693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101021122129) 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, 50510561114 + 50510561115.

It is an arithmetic number, because the mean of its divisors is an integer number (50510561115).

Almost surely, 2^101021122229 is an apocalyptic number.

It is an amenable number.

101021122229 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021122229 is an equidigital number, since it uses as much as digits as its factorization.

101021122229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 101021122229 in words is "one hundred one billion, twenty-one million, one hundred twenty-two thousand, two hundred twenty-nine".