221430211114344 has 32 divisors (see below), whose sum is σ = 553610004400320. Its totient is φ = 73805473489536.

The previous prime is 221430211114339. The next prime is 221430211114349. The reversal of 221430211114344 is 443411112034122.

It is an interprime number because it is at equal distance from previous prime (221430211114339) and next prime (221430211114349).

It is not an unprimeable number, because it can be changed into a prime (221430211114349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286911724 + ... + 287682459.

It is an arithmetic number, because the mean of its divisors is an integer number (17300312637510).

Almost surely, 2^{221430211114344} is an apocalyptic number.

221430211114344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

221430211114344 is an abundant number, since it is smaller than the sum of its proper divisors (332179793285976).

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

221430211114344 is a wasteful number, since it uses less digits than its factorization.

221430211114344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574610249 (or 574610245 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 221430211114344 its reverse (443411112034122), we get a palindrome (664841323148466).

The spelling of 221430211114344 in words is "two hundred twenty-one trillion, four hundred thirty billion, two hundred eleven million, one hundred fourteen thousand, three hundred forty-four".