10120211221229 has 2 divisors, whose sum is σ = 10120211221230. Its totient is φ = 10120211221228.

The previous prime is 10120211221193. The next prime is 10120211221243. The reversal of 10120211221229 is 92212211202101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7883909308900 + 2236301912329 = 2807830^2 + 1495427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10120211221229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10120211221198 and 10120211221207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10120211221279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060105610614 + 5060105610615.

It is an arithmetic number, because the mean of its divisors is an integer number (5060105610615).

Almost surely, 2^{10120211221229} is an apocalyptic number.

It is an amenable number.

10120211221229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120211221229 is an equidigital number, since it uses as much as digits as its factorization.

10120211221229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 10120211221229 in words is "ten trillion, one hundred twenty billion, two hundred eleven million, two hundred twenty-one thousand, two hundred twenty-nine".