1220114441144 has 8 divisors (see below), whose sum is σ = 2287714577160. Its totient is φ = 610057220568.

The previous prime is 1220114441141. The next prime is 1220114441153. The reversal of 1220114441144 is 4411444110221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220114441141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76257152564 + ... + 76257152579.

It is an arithmetic number, because the mean of its divisors is an integer number (285964322145).

Almost surely, 2^{1220114441144} is an apocalyptic number.

It is an amenable number.

1220114441144 is a deficient number, since it is larger than the sum of its proper divisors (1067600136016).

1220114441144 is a wasteful number, since it uses less digits than its factorization.

1220114441144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152514305149 (or 152514305145 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

Adding to 1220114441144 its reverse (4411444110221), we get a palindrome (5631558551365).

The spelling of 1220114441144 in words is "one trillion, two hundred twenty billion, one hundred fourteen million, four hundred forty-one thousand, one hundred forty-four".