101212122220229 has 2 divisors, whose sum is σ = 101212122220230. Its totient is φ = 101212122220228.

The previous prime is 101212122220189. The next prime is 101212122220247. The reversal of 101212122220229 is 922022221212101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51744672664129 + 49467449556100 = 7193377^2 + 7033310^2 .

It is a cyclic number.

It is not a de Polignac number, because 101212122220229 - 2¹² = 101212122216133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101212122220249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606061110114 + 50606061110115.

It is an arithmetic number, because the mean of its divisors is an integer number (50606061110115).

Almost surely, 2^{101212122220229} is an apocalyptic number.

It is an amenable number.

101212122220229 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212122220229 is an equidigital number, since it uses as much as digits as its factorization.

101212122220229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 101212122220229 in words is "one hundred one trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twenty thousand, two hundred twenty-nine".