1441221340220 has 96 divisors (see below), whose sum is σ = 3082640210496. Its totient is φ = 565913088000.

The previous prime is 1441221340187. The next prime is 1441221340243. The reversal of 1441221340220 is 220431221441.

It is a self number, because there is not a number n which added to its sum of digits gives 1441221340220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448000052 + ... + 448003268.

It is an arithmetic number, because the mean of its divisors is an integer number (32110835526).

Almost surely, 2^{1441221340220} is an apocalyptic number.

1441221340220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1441221340220 is an abundant number, since it is smaller than the sum of its proper divisors (1641418870276).

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

1441221340220 is a wasteful number, since it uses less digits than its factorization.

1441221340220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5151 (or 5149 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1441221340220 its reverse (220431221441), we get a palindrome (1661652561661).

The spelling of 1441221340220 in words is "one trillion, four hundred forty-one billion, two hundred twenty-one million, three hundred forty thousand, two hundred twenty".