122110120001121 has 48 divisors (see below), whose sum is σ = 189651154526784. Its totient is φ = 69682959230976.

The previous prime is 122110120001117. The next prime is 122110120001159. The reversal of 122110120001121 is 121100021011221.

It is a happy number.

It is not a de Polignac number, because 122110120001121 - 2² = 122110120001117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122110120001121.

It is not an unprimeable number, because it can be changed into a prime (122110120001921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1757628241 + ... + 1757697713.

It is an arithmetic number, because the mean of its divisors is an integer number (3951065719308).

Almost surely, 2^{122110120001121} is an apocalyptic number.

It is an amenable number.

122110120001121 is a deficient number, since it is larger than the sum of its proper divisors (67541034525663).

122110120001121 is a wasteful number, since it uses less digits than its factorization.

122110120001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85470 (or 85463 counting only the distinct ones).

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

Adding to 122110120001121 its reverse (121100021011221), we get a palindrome (243210141012342).

The spelling of 122110120001121 in words is "one hundred twenty-two trillion, one hundred ten billion, one hundred twenty million, one thousand, one hundred twenty-one".