122210200111211 has 16 divisors (see below), whose sum is σ = 129931369289280. Its totient is φ = 114689724589440.

The previous prime is 122210200111193. The next prime is 122210200111367. The reversal of 122210200111211 is 112111002012221.

It is a cyclic number.

It is not a de Polignac number, because 122210200111211 - 2⁴² = 117812153600107 is a prime.

It is a super-2 number, since 2×122210200111211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122210200111211.

It is not an unprimeable number, because it can be changed into a prime (122210200611211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107953505 + ... + 109079693.

It is an arithmetic number, because the mean of its divisors is an integer number (8120710580580).

Almost surely, 2^{122210200111211} is an apocalyptic number.

122210200111211 is a deficient number, since it is larger than the sum of its proper divisors (7721169178069).

122210200111211 is a wasteful number, since it uses less digits than its factorization.

122210200111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215286.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122210200111211 its reverse (112111002012221), we get a palindrome (234321202123432).

The spelling of 122210200111211 in words is "one hundred twenty-two trillion, two hundred ten billion, two hundred million, one hundred eleven thousand, two hundred eleven".