122202001111 has 4 divisors (see below), whose sum is σ = 128633685400. Its totient is φ = 115770316824.

The previous prime is 122202001099. The next prime is 122202001171. The reversal of 122202001111 is 111100202221.

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 122202001111 - 2¹⁷ = 122201870039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122202001091 and 122202001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122202001171) 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 3 ways as a sum of consecutive naturals, for example, 3215842116 + ... + 3215842153.

It is an arithmetic number, because the mean of its divisors is an integer number (32158421350).

Almost surely, 2^122202001111 is an apocalyptic number.

122202001111 is a deficient number, since it is larger than the sum of its proper divisors (6431684289).

122202001111 is an equidigital number, since it uses as much as digits as its factorization.

122202001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6431684288.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122202001111 its reverse (111100202221), we get a palindrome (233302203332).

The spelling of 122202001111 in words is "one hundred twenty-two billion, two hundred two million, one thousand, one hundred eleven".