53220221322 has 32 divisors (see below), whose sum is σ = 108948478464. Its totient is φ = 17326738800.

The previous prime is 53220221321. The next prime is 53220221401. The reversal of 53220221322 is 22312202235.

It is a happy number.

It is a super-3 number, since 3×53220221322³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53220221292 and 53220221301.

It is not an unprimeable number, because it can be changed into a prime (53220221321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538204 + ... + 629367.

It is an arithmetic number, because the mean of its divisors is an integer number (3404639952).

Almost surely, 2^53220221322 is an apocalyptic number.

53220221322 is an abundant number, since it is smaller than the sum of its proper divisors (55728257142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53220221322 is a wasteful number, since it uses less digits than its factorization.

53220221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167754.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 53220221322 its reverse (22312202235), we get a palindrome (75532423557).

It can be divided in two parts, 532202213 and 22, that added together give a palindrome (532202235).

The spelling of 53220221322 in words is "fifty-three billion, two hundred twenty million, two hundred twenty-one thousand, three hundred twenty-two".