122001110211121 has 8 divisors (see below), whose sum is σ = 123122343755840. Its totient is φ = 120879912253968.

The previous prime is 122001110211103. The next prime is 122001110211181. The reversal of 122001110211121 is 121112011100221.

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

It is a cyclic number.

It is not a de Polignac number, because 122001110211121 - 2⁵ = 122001110211089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122001110211095 and 122001110211104.

It is not an unprimeable number, because it can be changed into a prime (122001110211181) 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, 1984431 + ... + 15746116.

It is an arithmetic number, because the mean of its divisors is an integer number (15390292969480).

Almost surely, 2^{122001110211121} is an apocalyptic number.

It is an amenable number.

122001110211121 is a deficient number, since it is larger than the sum of its proper divisors (1121233544719).

122001110211121 is a wasteful number, since it uses less digits than its factorization.

122001110211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17793783.

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

Adding to 122001110211121 its reverse (121112011100221), we get a palindrome (243113121311342).

The spelling of 122001110211121 in words is "one hundred twenty-two trillion, one billion, one hundred ten million, two hundred eleven thousand, one hundred twenty-one".