22021121011163 has 2 divisors, whose sum is σ = 22021121011164. Its totient is φ = 22021121011162.

The previous prime is 22021121011159. The next prime is 22021121011237. The reversal of 22021121011163 is 36111012112022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22021121011163 - 2² = 22021121011159 is a prime.

It is a super-2 number, since 2×22021121011163² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22021121011663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010560505581 + 11010560505582.

It is an arithmetic number, because the mean of its divisors is an integer number (11010560505582).

Almost surely, 2^{22021121011163} is an apocalyptic number.

22021121011163 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021121011163 is an equidigital number, since it uses as much as digits as its factorization.

22021121011163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 22021121011163 its reverse (36111012112022), we get a palindrome (58132133123185).

The spelling of 22021121011163 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-one million, eleven thousand, one hundred sixty-three".