220221210012201 has 96 divisors (see below), whose sum is σ = 335202304819200. Its totient is φ = 144458320406400.

The previous prime is 220221210012197. The next prime is 220221210012211. The reversal of 220221210012201 is 102210012122022.

It is a happy number.

220221210012201 is a `hidden beast` number, since 2 + 20 + 221 + 210 + 0 + 12 + 201 = 666.

It is not a de Polignac number, because 220221210012201 - 2² = 220221210012197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220221210012211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8251989880 + ... + 8252016566.

It is an arithmetic number, because the mean of its divisors is an integer number (3491690675200).

Almost surely, 2^{220221210012201} is an apocalyptic number.

It is an amenable number.

220221210012201 is a deficient number, since it is larger than the sum of its proper divisors (114981094806999).

220221210012201 is a wasteful number, since it uses less digits than its factorization.

220221210012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28241 (or 28229 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220221210012201 its reverse (102210012122022), we get a palindrome (322431222134223).

The spelling of 220221210012201 in words is "two hundred twenty trillion, two hundred twenty-one billion, two hundred ten million, twelve thousand, two hundred one".