220404313143061 has 2 divisors, whose sum is σ = 220404313143062. Its totient is φ = 220404313143060.

The previous prime is 220404313142977. The next prime is 220404313143181. The reversal of 220404313143061 is 160341313404022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115638730067025 + 104765583076036 = 10753545^2 + 10235506^2 .

It is a cyclic number.

It is not a de Polignac number, because 220404313143061 - 2⁷ = 220404313142933 is a prime.

It is a super-2 number, since 2×220404313143061² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220404313143661) 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, 110202156571530 + 110202156571531.

It is an arithmetic number, because the mean of its divisors is an integer number (110202156571531).

Almost surely, 2^{220404313143061} is an apocalyptic number.

It is an amenable number.

220404313143061 is a deficient number, since it is larger than the sum of its proper divisors (1).

220404313143061 is an equidigital number, since it uses as much as digits as its factorization.

220404313143061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 220404313143061 its reverse (160341313404022), we get a palindrome (380745626547083).

The spelling of 220404313143061 in words is "two hundred twenty trillion, four hundred four billion, three hundred thirteen million, one hundred forty-three thousand, sixty-one".