53220122 has 8 divisors (see below), whose sum is σ = 80562900. Its totient is φ = 26365824.

The previous prime is 53220119. The next prime is 53220127. The reversal of 53220122 is 22102235.

It can be written as a sum of positive squares in 2 ways, for example, as 53129521 + 90601 = 7289^2 + 301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 53220122.

It is not an unprimeable number, because it can be changed into a prime (53220127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121847 + ... + 122282.

Almost surely, 2^53220122 is an apocalyptic number.

53220122 is a deficient number, since it is larger than the sum of its proper divisors (27342778).

53220122 is a wasteful number, since it uses less digits than its factorization.

53220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244240.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 53220122 is about 7295.2122655890. The cubic root of 53220122 is about 376.1478830167.

Adding to 53220122 its reverse (22102235), we get a palindrome (75322357).

The spelling of 53220122 in words is "fifty-three million, two hundred twenty thousand, one hundred twenty-two".