122000010121 has 16 divisors (see below), whose sum is σ = 133688952576. Its totient is φ = 110411730000.

The previous prime is 122000010103. The next prime is 122000010131. The reversal of 122000010121 is 121010000221.

It is not a de Polignac number, because 122000010121 - 2³³ = 113410075529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122000010098 and 122000010107.

It is not an unprimeable number, because it can be changed into a prime (122000010101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2491686 + ... + 2540176.

It is an arithmetic number, because the mean of its divisors is an integer number (8355559536).

Almost surely, 2^122000010121 is an apocalyptic number.

122000010121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122000010121 is a deficient number, since it is larger than the sum of its proper divisors (11688942455).

122000010121 is a wasteful number, since it uses less digits than its factorization.

122000010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49524.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 122000010121 its reverse (121010000221), we get a palindrome (243010010342).

The spelling of 122000010121 in words is "one hundred twenty-two billion, ten thousand, one hundred twenty-one".