22022061110381 has 2 divisors, whose sum is σ = 22022061110382. Its totient is φ = 22022061110380.

The previous prime is 22022061110333. The next prime is 22022061110471. The reversal of 22022061110381 is 18301116022022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16815404234281 + 5206656876100 = 4100659^2 + 2281810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022061110381 is a prime.

It is a super-2 number, since 2×22022061110381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022061170381) 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, 11011030555190 + 11011030555191.

It is an arithmetic number, because the mean of its divisors is an integer number (11011030555191).

Almost surely, 2^{22022061110381} is an apocalyptic number.

It is an amenable number.

22022061110381 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022061110381 is an equidigital number, since it uses as much as digits as its factorization.

22022061110381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 22022061110381 in words is "twenty-two trillion, twenty-two billion, sixty-one million, one hundred ten thousand, three hundred eighty-one".