220022212121471 has 2 divisors, whose sum is σ = 220022212121472. Its totient is φ = 220022212121470.

The previous prime is 220022212121401. The next prime is 220022212121489. The reversal of 220022212121471 is 174121212220022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220022212121471 - 2³⁴ = 220005032252287 is a prime.

It is a super-3 number, since 3×220022212121471³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220022212121401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110011106060735 + 110011106060736.

It is an arithmetic number, because the mean of its divisors is an integer number (110011106060736).

Almost surely, 2^{220022212121471} is an apocalyptic number.

220022212121471 is a deficient number, since it is larger than the sum of its proper divisors (1).

220022212121471 is an equidigital number, since it uses as much as digits as its factorization.

220022212121471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 29.

Adding to 220022212121471 its reverse (174121212220022), we get a palindrome (394143424341493).

The spelling of 220022212121471 in words is "two hundred twenty trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, four hundred seventy-one".