2022210122121 has 72 divisors (see below), whose sum is σ = 3407289200640. Its totient is φ = 1152347648256.

The previous prime is 2022210122099. The next prime is 2022210122131. The reversal of 2022210122121 is 1212210122202.

It is a happy number.

2022210122121 is a `hidden beast` number, since 202 + 221 + 0 + 1 + 221 + 21 = 666.

It is not a de Polignac number, because 2022210122121 - 2¹⁰ = 2022210121097 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2022210122094 and 2022210122103.

It is not an unprimeable number, because it can be changed into a prime (2022210122131) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 270092440 + ... + 270099926.

It is an arithmetic number, because the mean of its divisors is an integer number (47323461120).

Almost surely, 2^{2022210122121} is an apocalyptic number.

2022210122121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2022210122121 is a deficient number, since it is larger than the sum of its proper divisors (1385079078519).

2022210122121 is a wasteful number, since it uses less digits than its factorization.

2022210122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9123 (or 9113 counting only the distinct ones).

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

Adding to 2022210122121 its reverse (1212210122202), we get a palindrome (3234420244323).

The spelling of 2022210122121 in words is "two trillion, twenty-two billion, two hundred ten million, one hundred twenty-two thousand, one hundred twenty-one".