10112022012221 has 2 divisors, whose sum is σ = 10112022012222. Its totient is φ = 10112022012220.

The previous prime is 10112022012217. The next prime is 10112022012227. The reversal of 10112022012221 is 12221022021101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9449937105625 + 662084906596 = 3074075^2 + 813686^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112022012221 - 2² = 10112022012217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10112022012221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10112022012227) 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, 5056011006110 + 5056011006111.

It is an arithmetic number, because the mean of its divisors is an integer number (5056011006111).

Almost surely, 2^{10112022012221} is an apocalyptic number.

It is an amenable number.

10112022012221 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112022012221 is an equidigital number, since it uses as much as digits as its factorization.

10112022012221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10112022012221 its reverse (12221022021101), we get a palindrome (22333044033322).

The spelling of 10112022012221 in words is "ten trillion, one hundred twelve billion, twenty-two million, twelve thousand, two hundred twenty-one".