10222121210989 has 2 divisors, whose sum is σ = 10222121210990. Its totient is φ = 10222121210988.

The previous prime is 10222121210923. The next prime is 10222121211031. The reversal of 10222121210989 is 98901212122201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6288709752900 + 3933411458089 = 2507730^2 + 1983283^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222121210989 - 2³³ = 10213531276397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10222121214989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111060605494 + 5111060605495.

It is an arithmetic number, because the mean of its divisors is an integer number (5111060605495).

Almost surely, 2^{10222121210989} is an apocalyptic number.

It is an amenable number.

10222121210989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222121210989 is an equidigital number, since it uses as much as digits as its factorization.

10222121210989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 40.

It can be divided in two parts, 102221212 and 10989, that added together give a palindrome (102232201).

The spelling of 10222121210989 in words is "ten trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred ten thousand, nine hundred eighty-nine".