220002021084616 has 8 divisors (see below), whose sum is σ = 412503789533670. Its totient is φ = 110001010542304.

The previous prime is 220002021084607. The next prime is 220002021084617. The reversal of 220002021084616 is 616480120200022.

It can be written as a sum of positive squares in only one way, i.e., 220001691662116 + 329422500 = 14832454^2 + 18150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (220002021084617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13750126317781 + ... + 13750126317796.

Almost surely, 2^{220002021084616} is an apocalyptic number.

It is an amenable number.

220002021084616 is a deficient number, since it is larger than the sum of its proper divisors (192501768449054).

220002021084616 is a wasteful number, since it uses less digits than its factorization.

220002021084616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500252635583 (or 27500252635579 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

Adding to 220002021084616 its reverse (616480120200022), we get a palindrome (836482141284638).

The spelling of 220002021084616 in words is "two hundred twenty trillion, two billion, twenty-one million, eighty-four thousand, six hundred sixteen".