1220300240044 has 12 divisors (see below), whose sum is σ = 2171720766600. Its totient is φ = 599808592448.

The previous prime is 1220300240041. The next prime is 1220300240059. The reversal of 1220300240044 is 4400420030221.

It is a happy number.

It is a super-2 number, since 2×1220300240044² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1220300239997 and 1220300240024.

It is not an unprimeable number, because it can be changed into a prime (1220300240041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2585381629 + ... + 2585382100.

It is an arithmetic number, because the mean of its divisors is an integer number (180976730550).

Almost surely, 2^{1220300240044} is an apocalyptic number.

It is an amenable number.

1220300240044 is a deficient number, since it is larger than the sum of its proper divisors (951420526556).

1220300240044 is a wasteful number, since it uses less digits than its factorization.

1220300240044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5170763792 (or 5170763790 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1220300240044 its reverse (4400420030221), we get a palindrome (5620720270265).

The spelling of 1220300240044 in words is "one trillion, two hundred twenty billion, three hundred million, two hundred forty thousand, forty-four".