211222102201201 has 32 divisors (see below), whose sum is σ = 260253681246720. Its totient is φ = 166935727056384.

The previous prime is 211222102201051. The next prime is 211222102201223. The reversal of 211222102201201 is 102102201222112.

It is not a de Polignac number, because 211222102201201 - 2¹⁹ = 211222101676913 is a prime.

It is a super-2 number, since 2×211222102201201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211222102207201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316075860 + ... + 316743418.

It is an arithmetic number, because the mean of its divisors is an integer number (8132927538960).

Almost surely, 2^{211222102201201} is an apocalyptic number.

It is an amenable number.

211222102201201 is a deficient number, since it is larger than the sum of its proper divisors (49031579045519).

211222102201201 is a wasteful number, since it uses less digits than its factorization.

211222102201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671425.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211222102201201 its reverse (102102201222112), we get a palindrome (313324303423313).

The spelling of 211222102201201 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred two million, two hundred one thousand, two hundred one".