22002220212169 has 2 divisors, whose sum is σ = 22002220212170. Its totient is φ = 22002220212168.

The previous prime is 22002220212103. The next prime is 22002220212233. The reversal of 22002220212169 is 96121202220022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21315580934400 + 686639277769 = 4616880^2 + 828637^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002220212169 is a prime.

It is a super-2 number, since 2×22002220212169² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22002220212169.

It is not a weakly prime, because it can be changed into another prime (22002220282169) 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, 11001110106084 + 11001110106085.

It is an arithmetic number, because the mean of its divisors is an integer number (11001110106085).

Almost surely, 2^{22002220212169} is an apocalyptic number.

It is an amenable number.

22002220212169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002220212169 is an equidigital number, since it uses as much as digits as its factorization.

22002220212169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 22002220212169 in words is "twenty-two trillion, two billion, two hundred twenty million, two hundred twelve thousand, one hundred sixty-nine".