220001213201 has 8 divisors (see below), whose sum is σ = 274287226944. Its totient is φ = 171429516720.

The previous prime is 220001213147. The next prime is 220001213207. The reversal of 220001213201 is 102312100022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220001213201 - 2¹⁸ = 220000951057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220001213207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428579230 + ... + 1428579383.

It is an arithmetic number, because the mean of its divisors is an integer number (34285903368).

Almost surely, 2^220001213201 is an apocalyptic number.

It is an amenable number.

220001213201 is a deficient number, since it is larger than the sum of its proper divisors (54286013743).

220001213201 is a wasteful number, since it uses less digits than its factorization.

220001213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857158631.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220001213201 its reverse (102312100022), we get a palindrome (322313313223).

The spelling of 220001213201 in words is "two hundred twenty billion, one million, two hundred thirteen thousand, two hundred one".