2220220221012 has 48 divisors (see below), whose sum is σ = 5758851239680. Its totient is φ = 739723083264.

The previous prime is 2220220220993. The next prime is 2220220221031. The reversal of 2220220221012 is 2101220220222.

2220220221012 is a `hidden beast` number, since 2 + 220 + 220 + 2 + 210 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (2220220220993) and next prime (2220220221031).

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4636348 + ... + 5092755.

Almost surely, 2^{2220220221012} is an apocalyptic number.

It is an amenable number.

2220220221012 is an abundant number, since it is smaller than the sum of its proper divisors (3538631018668).

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

2220220221012 is a wasteful number, since it uses less digits than its factorization.

2220220221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9731229 (or 9731221 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2220220221012 its reverse (2101220220222), we get a palindrome (4321440441234).

The spelling of 2220220221012 in words is "two trillion, two hundred twenty billion, two hundred twenty million, two hundred twenty-one thousand, twelve".