122101100201211 has 16 divisors (see below), whose sum is σ = 173848062581760. Its totient is φ = 76058527376160.

The previous prime is 122101100201191. The next prime is 122101100201233. The reversal of 122101100201211 is 112102001101221.

It is a happy number.

It is not a de Polignac number, because 122101100201211 - 2⁹ = 122101100200699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122101100201281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22636463785 + ... + 22636469178.

It is an arithmetic number, because the mean of its divisors is an integer number (10865503911360).

Almost surely, 2^{122101100201211} is an apocalyptic number.

122101100201211 is a deficient number, since it is larger than the sum of its proper divisors (51746962380549).

122101100201211 is a wasteful number, since it uses less digits than its factorization.

122101100201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45272933026.

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

Adding to 122101100201211 its reverse (112102001101221), we get a palindrome (234203101302432).

The spelling of 122101100201211 in words is "one hundred twenty-two trillion, one hundred one billion, one hundred million, two hundred one thousand, two hundred eleven".