2220111533320 has 16 divisors (see below), whose sum is σ = 4995250950060. Its totient is φ = 888044613312.

The previous prime is 2220111533293. The next prime is 2220111533327. The reversal of 2220111533320 is 233351110222.

It can be written as a sum of positive squares in 2 ways, for example, as 2084656619556 + 135454913764 = 1443834^2 + 368042^2 .

It is not an unprimeable number, because it can be changed into a prime (2220111533327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27751394127 + ... + 27751394206.

Almost surely, 2^{2220111533320} is an apocalyptic number.

2220111533320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220111533320 is an abundant number, since it is smaller than the sum of its proper divisors (2775139416740).

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

2220111533320 is a wasteful number, since it uses less digits than its factorization.

2220111533320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55502788344 (or 55502788340 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 2220111533320 its reverse (233351110222), we get a palindrome (2453462643542).

The spelling of 2220111533320 in words is "two trillion, two hundred twenty billion, one hundred eleven million, five hundred thirty-three thousand, three hundred twenty".