221424325100662 has 16 divisors (see below), whose sum is σ = 346582247576832. Its totient is φ = 105897049327080.

The previous prime is 221424325100659. The next prime is 221424325100689. The reversal of 221424325100662 is 266001523424122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31822548 + ... + 38151319.

It is an arithmetic number, because the mean of its divisors is an integer number (21661390473552).

Almost surely, 2^{221424325100662} is an apocalyptic number.

221424325100662 is a deficient number, since it is larger than the sum of its proper divisors (125157922476170).

221424325100662 is a wasteful number, since it uses less digits than its factorization.

221424325100662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70042683.

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 221424325100662 its reverse (266001523424122), we get a palindrome (487425848524784).

The spelling of 221424325100662 in words is "two hundred twenty-one trillion, four hundred twenty-four billion, three hundred twenty-five million, one hundred thousand, six hundred sixty-two".