122111002002211 has 4 divisors (see below), whose sum is σ = 122401051888624. Its totient is φ = 121820952115800.

The previous prime is 122111002002193. The next prime is 122111002002271. The reversal of 122111002002211 is 112200200111221.

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 122111002002211 - 2⁷ = 122111002002083 is a prime.

It is a super-2 number, since 2×122111002002211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122111002002271) 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, 145024942575 + ... + 145024943416.

It is an arithmetic number, because the mean of its divisors is an integer number (30600262972156).

Almost surely, 2^{122111002002211} is an apocalyptic number.

122111002002211 is a deficient number, since it is larger than the sum of its proper divisors (290049886413).

122111002002211 is an equidigital number, since it uses as much as digits as its factorization.

122111002002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290049886412.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122111002002211 its reverse (112200200111221), we get a palindrome (234311202113432).

The spelling of 122111002002211 in words is "one hundred twenty-two trillion, one hundred eleven billion, two million, two thousand, two hundred eleven".