22162320461429 has 2 divisors, whose sum is σ = 22162320461430. Its totient is φ = 22162320461428.

The previous prime is 22162320461327. The next prime is 22162320461473. The reversal of 22162320461429 is 92416402326122.

It is an a-pointer prime, because the next prime (22162320461473) can be obtained adding 22162320461429 to its sum of digits (44).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11290957480804 + 10871362980625 = 3360202^2 + 3297175^2 .

It is a cyclic number.

It is not a de Polignac number, because 22162320461429 - 2²⁸ = 22162052025973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22162320461429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22162320463429) 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, 11081160230714 + 11081160230715.

It is an arithmetic number, because the mean of its divisors is an integer number (11081160230715).

Almost surely, 2^{22162320461429} is an apocalyptic number.

It is an amenable number.

22162320461429 is a deficient number, since it is larger than the sum of its proper divisors (1).

22162320461429 is an equidigital number, since it uses as much as digits as its factorization.

22162320461429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 22162320461429 in words is "twenty-two trillion, one hundred sixty-two billion, three hundred twenty million, four hundred sixty-one thousand, four hundred twenty-nine".