122210002022121 has 96 divisors (see below), whose sum is σ = 195647332608000. Its totient is φ = 73042311513600.

The previous prime is 122210002022071. The next prime is 122210002022123. The reversal of 122210002022121 is 121220200012221.

It is a happy number.

It is not a de Polignac number, because 122210002022121 - 2⁶ = 122210002022057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122210002022094 and 122210002022103.

It is not an unprimeable number, because it can be changed into a prime (122210002022123) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3807267730 + ... + 3807299828.

It is an arithmetic number, because the mean of its divisors is an integer number (2037993048000).

Almost surely, 2^{122210002022121} is an apocalyptic number.

It is an amenable number.

122210002022121 is a deficient number, since it is larger than the sum of its proper divisors (73437330585879).

122210002022121 is a wasteful number, since it uses less digits than its factorization.

122210002022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38351 (or 38348 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122210002022121 its reverse (121220200012221), we get a palindrome (243430202034342).

The spelling of 122210002022121 in words is "one hundred twenty-two trillion, two hundred ten billion, two million, twenty-two thousand, one hundred twenty-one".