122001111011211 has 8 divisors (see below), whose sum is σ = 162739462424784. Its totient is φ = 81298416802560.

The previous prime is 122001111011201. The next prime is 122001111011233. The reversal of 122001111011211 is 112110111100221.

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

It is not a de Polignac number, because 122001111011211 - 2³³ = 121992521076619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122001111011201) 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, 8914293246 + ... + 8914306931.

It is an arithmetic number, because the mean of its divisors is an integer number (20342432803098).

Almost surely, 2^{122001111011211} is an apocalyptic number.

122001111011211 is a deficient number, since it is larger than the sum of its proper divisors (40738351413573).

122001111011211 is a wasteful number, since it uses less digits than its factorization.

122001111011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17828602461.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 122001111011211 its reverse (112110111100221), we get a palindrome (234111222111432).

The spelling of 122001111011211 in words is "one hundred twenty-two trillion, one billion, one hundred eleven million, eleven thousand, two hundred eleven".