2022122002221 has 6 divisors (see below), whose sum is σ = 2920842892110. Its totient is φ = 1348081334808.

The previous prime is 2022122002213. The next prime is 2022122002231. The reversal of 2022122002221 is 1222002212202.

2022122002221 is a `hidden beast` number, since 2 + 0 + 221 + 220 + 0 + 2 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1976864120100 + 45257882121 = 1406010^2 + 212739^2 .

It is not a de Polignac number, because 2022122002221 - 2³ = 2022122002213 is a prime.

It is a super-4 number, since 4×2022122002221⁴ (a number of 50 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2022122002194 and 2022122002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022122002231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112340111226 + ... + 112340111243.

It is an arithmetic number, because the mean of its divisors is an integer number (486807148685).

Almost surely, 2^{2022122002221} is an apocalyptic number.

It is an amenable number.

2022122002221 is a deficient number, since it is larger than the sum of its proper divisors (898720889889).

2022122002221 is a wasteful number, since it uses less digits than its factorization.

2022122002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224680222475 (or 224680222472 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2022122002221 its reverse (1222002212202), we get a palindrome (3244124214423).

The spelling of 2022122002221 in words is "two trillion, twenty-two billion, one hundred twenty-two million, two thousand, two hundred twenty-one".