10222100122021 has 2 divisors, whose sum is σ = 10222100122022. Its totient is φ = 10222100122020.

The previous prime is 10222100121983. The next prime is 10222100122033. The reversal of 10222100122021 is 12022100122201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9938975032996 + 283125089025 = 3152614^2 + 532095^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222100122021 - 2¹³ = 10222100113829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10222100121986 and 10222100122004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10222100122921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111050061010 + 5111050061011.

It is an arithmetic number, because the mean of its divisors is an integer number (5111050061011).

Almost surely, 2^{10222100122021} is an apocalyptic number.

It is an amenable number.

10222100122021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222100122021 is an equidigital number, since it uses as much as digits as its factorization.

10222100122021 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 16.

Adding to 10222100122021 its reverse (12022100122201), we get a palindrome (22244200244222).

The spelling of 10222100122021 in words is "ten trillion, two hundred twenty-two billion, one hundred million, one hundred twenty-two thousand, twenty-one".