212030222207 has 4 divisors (see below), whose sum is σ = 213434396016. Its totient is φ = 210626048400.

The previous prime is 212030222179. The next prime is 212030222213. The reversal of 212030222207 is 702222030212.

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

It is a cyclic number.

It is not a de Polignac number, because 212030222207 - 2²⁶ = 211963113343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212030222297) 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, 702086678 + ... + 702086979.

It is an arithmetic number, because the mean of its divisors is an integer number (53358599004).

Almost surely, 2^212030222207 is an apocalyptic number.

212030222207 is a deficient number, since it is larger than the sum of its proper divisors (1404173809).

212030222207 is a wasteful number, since it uses less digits than its factorization.

212030222207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404173808.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 212030222207 its reverse (702222030212), we get a palindrome (914252252419).

The spelling of 212030222207 in words is "two hundred twelve billion, thirty million, two hundred twenty-two thousand, two hundred seven".