2011220302004 has 24 divisors (see below), whose sum is σ = 3586120995240. Its totient is φ = 986615121024.

The previous prime is 2011220301971. The next prime is 2011220302051. The reversal of 2011220302004 is 4002030221102.

It can be written as a sum of positive squares in 4 ways, for example, as 1692444883600 + 318775418404 = 1300940^2 + 564602^2 .

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 7 ways as a sum of consecutive naturals, for example, 15047582 + ... + 15180650.

It is an arithmetic number, because the mean of its divisors is an integer number (149421708135).

Almost surely, 2^{2011220302004} is an apocalyptic number.

It is an amenable number.

2011220302004 is a deficient number, since it is larger than the sum of its proper divisors (1574900693236).

2011220302004 is a wasteful number, since it uses less digits than its factorization.

2011220302004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204419 (or 204417 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2011220302004 its reverse (4002030221102), we get a palindrome (6013250523106).

The spelling of 2011220302004 in words is "two trillion, eleven billion, two hundred twenty million, three hundred two thousand, four".