22206754933481 has 2 divisors, whose sum is σ = 22206754933482. Its totient is φ = 22206754933480.

The previous prime is 22206754933411. The next prime is 22206754933511. The reversal of 22206754933481 is 18433945760222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22061658696256 + 145096237225 = 4696984^2 + 380915^2 .

It is a cyclic number.

It is not a de Polignac number, because 22206754933481 - 2¹⁰ = 22206754932457 is a prime.

It is a super-2 number, since 2×22206754933481² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22206754933411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11103377466740 + 11103377466741.

It is an arithmetic number, because the mean of its divisors is an integer number (11103377466741).

It is a 1-persistent number, because it is pandigital, but 2⋅22206754933481 = 44413509866962 is not.

Almost surely, 2^{22206754933481} is an apocalyptic number.

It is an amenable number.

22206754933481 is a deficient number, since it is larger than the sum of its proper divisors (1).

22206754933481 is an equidigital number, since it uses as much as digits as its factorization.

22206754933481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 22206754933481 in words is "twenty-two trillion, two hundred six billion, seven hundred fifty-four million, nine hundred thirty-three thousand, four hundred eighty-one".