220212222201 has 24 divisors (see below), whose sum is σ = 329239931904. Its totient is φ = 141685217280.

The previous prime is 220212222199. The next prime is 220212222229. The reversal of 220212222201 is 102222212022.

220212222201 is a `hidden beast` number, since 220 + 2 + 1 + 222 + 220 + 1 = 666.

It is not a de Polignac number, because 220212222201 - 2¹ = 220212222199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220212222401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 972936 + ... + 1177721.

It is an arithmetic number, because the mean of its divisors is an integer number (13718330496).

Almost surely, 2^220212222201 is an apocalyptic number.

It is an amenable number.

220212222201 is a deficient number, since it is larger than the sum of its proper divisors (109027709703).

220212222201 is a wasteful number, since it uses less digits than its factorization.

220212222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151061 (or 2151058 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220212222201 its reverse (102222212022), we get a palindrome (322434434223).

The spelling of 220212222201 in words is "two hundred twenty billion, two hundred twelve million, two hundred twenty-two thousand, two hundred one".