2220321510552 has 32 divisors (see below), whose sum is σ = 5588057502000. Its totient is φ = 735140006784.

The previous prime is 2220321510529. The next prime is 2220321510557. The reversal of 2220321510552 is 2550151230222.

It is a super-2 number, since 2×2220321510552² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220321510557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310444063 + ... + 310451214.

Almost surely, 2^{2220321510552} is an apocalyptic number.

It is an amenable number.

2220321510552 is an abundant number, since it is smaller than the sum of its proper divisors (3367735991448).

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

2220321510552 is a wasteful number, since it uses less digits than its factorization.

2220321510552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620895435 (or 620895431 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 2220321510552 its reverse (2550151230222), we get a palindrome (4770472740774).

The spelling of 2220321510552 in words is "two trillion, two hundred twenty billion, three hundred twenty-one million, five hundred ten thousand, five hundred fifty-two".