122000011211121 has 16 divisors (see below), whose sum is σ = 179723801683584. Its totient is φ = 73220808091904.

The previous prime is 122000011211093. The next prime is 122000011211161. The reversal of 122000011211121 is 121112110000221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122000011211121 - 2¹⁰ = 122000011210097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122000011211121.

It is not an unprimeable number, because it can be changed into a prime (122000011211161) 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, 52003413666 + ... + 52003416011.

It is an arithmetic number, because the mean of its divisors is an integer number (11232737605224).

Almost surely, 2^{122000011211121} is an apocalyptic number.

It is an amenable number.

122000011211121 is a deficient number, since it is larger than the sum of its proper divisors (57723790472463).

122000011211121 is a wasteful number, since it uses less digits than its factorization.

122000011211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104006829720.

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

Adding to 122000011211121 its reverse (121112110000221), we get a palindrome (243112121211342).

The spelling of 122000011211121 in words is "one hundred twenty-two trillion, eleven million, two hundred eleven thousand, one hundred twenty-one".