110021212200221 has 12 divisors (see below), whose sum is σ = 133548374704032. Its totient is φ = 90203726771928.

The previous prime is 110021212200187. The next prime is 110021212200299. The reversal of 110021212200221 is 122002212120011.

It is a de Polignac number, because none of the positive numbers 2^k-110021212200221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110021212200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021212200421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48811539335 + ... + 48811541588.

It is an arithmetic number, because the mean of its divisors is an integer number (11129031225336).

Almost surely, 2^{110021212200221} is an apocalyptic number.

It is an amenable number.

110021212200221 is a deficient number, since it is larger than the sum of its proper divisors (23527162503811).

110021212200221 is an equidigital number, since it uses as much as digits as its factorization.

110021212200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97623080960 (or 97623080953 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110021212200221 its reverse (122002212120011), we get a palindrome (232023424320232).

The spelling of 110021212200221 in words is "one hundred ten trillion, twenty-one billion, two hundred twelve million, two hundred thousand, two hundred twenty-one".