10020100021229 has 2 divisors, whose sum is σ = 10020100021230. Its totient is φ = 10020100021228.

The previous prime is 10020100021207. The next prime is 10020100021277. The reversal of 10020100021229 is 92212000102001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6464952061129 + 3555147960100 = 2542627^2 + 1885510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020100021229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10020100021229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020100321229) 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, 5010050010614 + 5010050010615.

It is an arithmetic number, because the mean of its divisors is an integer number (5010050010615).

Almost surely, 2^{10020100021229} is an apocalyptic number.

It is an amenable number.

10020100021229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020100021229 is an equidigital number, since it uses as much as digits as its factorization.

10020100021229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 10020100021229 in words is "ten trillion, twenty billion, one hundred million, twenty-one thousand, two hundred twenty-nine".