222212130201 has 12 divisors (see below), whose sum is σ = 324151029540. Its totient is φ = 146674672800.

The previous prime is 222212130181. The next prime is 222212130233. The reversal of 222212130201 is 102031212222.

222212130201 is a `hidden beast` number, since 222 + 212 + 1 + 30 + 201 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 158089736025 + 64122394176 = 397605^2 + 253224^2 .

It is not a de Polignac number, because 222212130201 - 2¹⁸ = 222211868057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222212130401) 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, 122227986 + ... + 122229803.

It is an arithmetic number, because the mean of its divisors is an integer number (27012585795).

Almost surely, 2^222212130201 is an apocalyptic number.

It is an amenable number.

222212130201 is a deficient number, since it is larger than the sum of its proper divisors (101938899339).

222212130201 is a wasteful number, since it uses less digits than its factorization.

222212130201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244457896 (or 244457893 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222212130201 its reverse (102031212222), we get a palindrome (324243342423).

The spelling of 222212130201 in words is "two hundred twenty-two billion, two hundred twelve million, one hundred thirty thousand, two hundred one".