221110101012200 has 96 divisors (see below), whose sum is σ = 531817340083200. Its totient is φ = 85392732552960.

The previous prime is 221110101012167. The next prime is 221110101012271. The reversal of 221110101012200 is 2210101011122.

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 23 ways as a sum of consecutive naturals, for example, 360122669 + ... + 360736131.

It is an arithmetic number, because the mean of its divisors is an integer number (5539763959200).

Almost surely, 2^{221110101012200} is an apocalyptic number.

221110101012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221110101012200 is an abundant number, since it is smaller than the sum of its proper divisors (310707239071000).

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

221110101012200 is a wasteful number, since it uses less digits than its factorization.

221110101012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675651 (or 675642 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221110101012200 its reverse (2210101011122), we get a palindrome (223320202023322).

The spelling of 221110101012200 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred one million, twelve thousand, two hundred".