122001212211 has 8 divisors (see below), whose sum is σ = 162669920400. Its totient is φ = 81333322752.

The previous prime is 122001212191. The next prime is 122001212219. The reversal of 122001212211 is 112212100221.

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

It is not a de Polignac number, because 122001212211 - 2¹⁹ = 122000687923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122001212219) 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, 389091 + ... + 628803.

It is an arithmetic number, because the mean of its divisors is an integer number (20333740050).

Almost surely, 2^122001212211 is an apocalyptic number.

122001212211 is a deficient number, since it is larger than the sum of its proper divisors (40668708189).

122001212211 is a wasteful number, since it uses less digits than its factorization.

122001212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409365.

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

Adding to 122001212211 its reverse (112212100221), we get a palindrome (234213312432).

The spelling of 122001212211 in words is "one hundred twenty-two billion, one million, two hundred twelve thousand, two hundred eleven".