122001122211 has 8 divisors (see below), whose sum is σ = 162682653264. Its totient is φ = 81326836320.

The previous prime is 122001122197. The next prime is 122001122213. The reversal of 122001122211 is 112221100221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122001122211 - 2¹⁵ = 122001089443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122001122213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1771876 + ... + 1839441.

It is an arithmetic number, because the mean of its divisors is an integer number (20335331658).

Almost surely, 2^122001122211 is an apocalyptic number.

122001122211 is a deficient number, since it is larger than the sum of its proper divisors (40681531053).

122001122211 is a wasteful number, since it uses less digits than its factorization.

122001122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3622581.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122001122211 its reverse (112221100221), we get a palindrome (234222222432).

The spelling of 122001122211 in words is "one hundred twenty-two billion, one million, one hundred twenty-two thousand, two hundred eleven".