122101121202111 has 12 divisors (see below), whose sum is σ = 176372664935688. Its totient is φ = 81398726504304.

The previous prime is 122101121202103. The next prime is 122101121202163. The reversal of 122101121202111 is 111202121101221.

It is a happy number.

122101121202111 is a `hidden beast` number, since 1 + 221 + 0 + 112 + 120 + 211 + 1 = 666.

It is not a de Polignac number, because 122101121202111 - 2³ = 122101121202103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122101121202191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168030960 + ... + 168756053.

It is an arithmetic number, because the mean of its divisors is an integer number (14697722077974).

Almost surely, 2^{122101121202111} is an apocalyptic number.

122101121202111 is a deficient number, since it is larger than the sum of its proper divisors (54271543733577).

122101121202111 is a wasteful number, since it uses less digits than its factorization.

122101121202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336827302 (or 336827299 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 122101121202111 its reverse (111202121101221), we get a palindrome (233303242303332).

The spelling of 122101121202111 in words is "one hundred twenty-two trillion, one hundred one billion, one hundred twenty-one million, two hundred two thousand, one hundred eleven".