202021120022 has 16 divisors (see below), whose sum is σ = 313523028000. Its totient is φ = 97514376960.

The previous prime is 202021119997. The next prime is 202021120033. The reversal of 202021120022 is 220021120202.

It is a junction number, because it is equal to n+sod(n) for n = 202021119979 and 202021120006.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 210854 + ... + 669702.

It is an arithmetic number, because the mean of its divisors is an integer number (19595189250).

Almost surely, 2^202021120022 is an apocalyptic number.

202021120022 is a deficient number, since it is larger than the sum of its proper divisors (111501907978).

202021120022 is a wasteful number, since it uses less digits than its factorization.

202021120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466471.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202021120022 its reverse (220021120202), we get a palindrome (422042240224).

The spelling of 202021120022 in words is "two hundred two billion, twenty-one million, one hundred twenty thousand, twenty-two".