221302244220124 has 96 divisors (see below), whose sum is σ = 411401828597760. Its totient is φ = 103802249859072.

The previous prime is 221302244220103. The next prime is 221302244220151. The reversal of 221302244220124 is 421022442203122.

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, 91560712164 + ... + 91560714580.

It is an arithmetic number, because the mean of its divisors is an integer number (4285435714560).

Almost surely, 2^{221302244220124} is an apocalyptic number.

It is an amenable number.

221302244220124 is a deficient number, since it is larger than the sum of its proper divisors (190099584377636).

221302244220124 is a wasteful number, since it uses less digits than its factorization.

221302244220124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5947 (or 5945 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 221302244220124 its reverse (421022442203122), we get a palindrome (642324686423246).

The spelling of 221302244220124 in words is "two hundred twenty-one trillion, three hundred two billion, two hundred forty-four million, two hundred twenty thousand, one hundred twenty-four".