221344041441402 has 48 divisors (see below), whose sum is σ = 523178497670400. Its totient is φ = 67073737536000.

The previous prime is 221344041441377. The next prime is 221344041441403. The reversal of 221344041441402 is 204144140443122.

221344041441402 is a `hidden beast` number, since 2 + 2 + 134 + 4 + 0 + 41 + 441 + 40 + 2 = 666.

It is a super-2 number, since 2×221344041441402² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221344041441403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66973402 + ... + 70200602.

It is an arithmetic number, because the mean of its divisors is an integer number (10899552034800).

Almost surely, 2^{221344041441402} is an apocalyptic number.

221344041441402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221344041441402 is an abundant number, since it is smaller than the sum of its proper divisors (301834456228998).

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

221344041441402 is a wasteful number, since it uses less digits than its factorization.

221344041441402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573619 (or 3573616 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 221344041441402 its reverse (204144140443122), we get a palindrome (425488181884524).

The spelling of 221344041441402 in words is "two hundred twenty-one trillion, three hundred forty-four billion, forty-one million, four hundred forty-one thousand, four hundred two".