102222000103621 has 2 divisors, whose sum is σ = 102222000103622. Its totient is φ = 102222000103620.

The previous prime is 102222000103607. The next prime is 102222000103631. The reversal of 102222000103621 is 126301000222201.

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., 59484584390625 + 42737415712996 = 7712625^2 + 6537386^2 .

It is a cyclic number.

It is not a de Polignac number, because 102222000103621 - 2⁹ = 102222000103109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102222000103592 and 102222000103601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102222000103631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111000051810 + 51111000051811.

It is an arithmetic number, because the mean of its divisors is an integer number (51111000051811).

Almost surely, 2^{102222000103621} is an apocalyptic number.

It is an amenable number.

102222000103621 is a deficient number, since it is larger than the sum of its proper divisors (1).

102222000103621 is an equidigital number, since it uses as much as digits as its factorization.

102222000103621 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 22.

Adding to 102222000103621 its reverse (126301000222201), we get a palindrome (228523000325822).

The spelling of 102222000103621 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred three thousand, six hundred twenty-one".