212022233201 has 4 divisors (see below), whose sum is σ = 212026253172. Its totient is φ = 212018213232.

The previous prime is 212022233183. The next prime is 212022233219. The reversal of 212022233201 is 102332220212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (212022233183) and next prime (212022233219).

It can be written as a sum of positive squares in 2 ways, for example, as 79438858801 + 132583374400 = 281849^2 + 364120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212022233201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022233281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1929806 + ... + 2036711.

It is an arithmetic number, because the mean of its divisors is an integer number (53006563293).

Almost surely, 2^212022233201 is an apocalyptic number.

It is an amenable number.

212022233201 is a deficient number, since it is larger than the sum of its proper divisors (4019971).

212022233201 is an equidigital number, since it uses as much as digits as its factorization.

212022233201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019970.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 212022233201 its reverse (102332220212), we get a palindrome (314354453413).

The spelling of 212022233201 in words is "two hundred twelve billion, twenty-two million, two hundred thirty-three thousand, two hundred one".