201212022122210 has 32 divisors (see below), whose sum is σ = 395594428872384. Its totient is φ = 73077788520000.

The previous prime is 201212022122203. The next prime is 201212022122213. The reversal of 201212022122210 is 12221220212102.

It is not an unprimeable number, because it can be changed into a prime (201212022122213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1127654441 + ... + 1127832860.

It is an arithmetic number, because the mean of its divisors is an integer number (12362325902262).

Almost surely, 2^{201212022122210} is an apocalyptic number.

201212022122210 is a deficient number, since it is larger than the sum of its proper divisors (194382406750174).

201212022122210 is a wasteful number, since it uses less digits than its factorization.

201212022122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255488130.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201212022122210 its reverse (12221220212102), we get a palindrome (213433242334312).

The spelling of 201212022122210 in words is "two hundred one trillion, two hundred twelve billion, twenty-two million, one hundred twenty-two thousand, two hundred ten".