2220131032200 has 144 divisors (see below), whose sum is σ = 7473161934420. Its totient is φ = 590667448320.

The previous prime is 2220131032109. The next prime is 2220131032237. The reversal of 2220131032200 is 22301310222.

It can be written as a sum of positive squares in 6 ways, for example, as 797659761924 + 1422471270276 = 893118^2 + 1192674^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 644857 + ... + 2203656.

Almost surely, 2^{2220131032200} is an apocalyptic number.

2220131032200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220131032200 is an abundant number, since it is smaller than the sum of its proper divisors (5253030902220).

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

2220131032200 is a wasteful number, since it uses less digits than its factorization.

2220131032200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848968 (or 2848956 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2220131032200 its reverse (22301310222), we get a palindrome (2242432342422).

The spelling of 2220131032200 in words is "two trillion, two hundred twenty billion, one hundred thirty-one million, thirty-two thousand, two hundred".