202120022022 has 32 divisors (see below), whose sum is σ = 406105920000. Its totient is φ = 67062777600.

The previous prime is 202120022021. The next prime is 202120022023. The reversal of 202120022022 is 220220021202.

It is an interprime number because it is at equal distance from previous prime (202120022021) and next prime (202120022023).

It is a junction number, because it is equal to n+sod(n) for n = 202120021992 and 202120022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202120022021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1919647 + ... + 2022197.

It is an arithmetic number, because the mean of its divisors is an integer number (12690810000).

Almost surely, 2^202120022022 is an apocalyptic number.

202120022022 is an abundant number, since it is smaller than the sum of its proper divisors (203985897978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202120022022 is a wasteful number, since it uses less digits than its factorization.

202120022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104068.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202120022022 its reverse (220220021202), we get a palindrome (422340043224).

The spelling of 202120022022 in words is "two hundred two billion, one hundred twenty million, twenty-two thousand, twenty-two".