222520510252441 has 4 divisors (see below), whose sum is σ = 222520716636084. Its totient is φ = 222520303868800.

The previous prime is 222520510252357. The next prime is 222520510252471. The reversal of 222520510252441 is 144252015025222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88320449226816 + 134200061025625 = 9397896^2 + 11584475^2 .

It is a cyclic number.

It is not a de Polignac number, because 222520510252441 - 2⁹ = 222520510251929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222520510252441.

It is not an unprimeable number, because it can be changed into a prime (222520510252471) 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 in 3 ways as a sum of consecutive naturals, for example, 101566000 + ... + 103733761.

It is an arithmetic number, because the mean of its divisors is an integer number (55630179159021).

Almost surely, 2^{222520510252441} is an apocalyptic number.

It is an amenable number.

222520510252441 is a deficient number, since it is larger than the sum of its proper divisors (206383643).

222520510252441 is a wasteful number, since it uses less digits than its factorization.

222520510252441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206383642.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 222520510252441 its reverse (144252015025222), we get a palindrome (366772525277663).

The spelling of 222520510252441 in words is "two hundred twenty-two trillion, five hundred twenty billion, five hundred ten million, two hundred fifty-two thousand, four hundred forty-one".