220444240153 has 2 divisors, whose sum is σ = 220444240154. Its totient is φ = 220444240152.

The previous prime is 220444240067. The next prime is 220444240171. The reversal of 220444240153 is 351042444022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148658826969 + 71785413184 = 385563^2 + 267928^2 .

It is a cyclic number.

It is not a de Polignac number, because 220444240153 - 2¹³ = 220444231961 is a prime.

It is not a weakly prime, because it can be changed into another prime (220444240193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110222120076 + 110222120077.

It is an arithmetic number, because the mean of its divisors is an integer number (110222120077).

Almost surely, 2^220444240153 is an apocalyptic number.

It is an amenable number.

220444240153 is a deficient number, since it is larger than the sum of its proper divisors (1).

220444240153 is an equidigital number, since it uses as much as digits as its factorization.

220444240153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 220444240153 its reverse (351042444022), we get a palindrome (571486684175).

The spelling of 220444240153 in words is "two hundred twenty billion, four hundred forty-four million, two hundred forty thousand, one hundred fifty-three".