122101211211 has 8 divisors (see below), whose sum is σ = 186058988544. Its totient is φ = 69772120680.

The previous prime is 122101211147. The next prime is 122101211227. The reversal of 122101211211 is 112112101221.

It is a happy number.

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

It is not a de Polignac number, because 122101211211 - 2⁶ = 122101211147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122101211411) 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, 2907171675 + ... + 2907171716.

It is an arithmetic number, because the mean of its divisors is an integer number (23257373568).

Almost surely, 2^122101211211 is an apocalyptic number.

122101211211 is a deficient number, since it is larger than the sum of its proper divisors (63957777333).

122101211211 is an equidigital number, since it uses as much as digits as its factorization.

122101211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5814343401.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122101211211 its reverse (112112101221), we get a palindrome (234213312432).

The spelling of 122101211211 in words is "one hundred twenty-two billion, one hundred one million, two hundred eleven thousand, two hundred eleven".