2021422202320 has 40 divisors (see below), whose sum is σ = 4904146043136. Its totient is φ = 773413711488.

The previous prime is 2021422202291. The next prime is 2021422202339. The reversal of 2021422202320 is 232022241202.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2021422202320² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021422202291 and 2021422202300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549297672 + ... + 549301351.

Almost surely, 2^{2021422202320} is an apocalyptic number.

2021422202320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021422202320 is an abundant number, since it is smaller than the sum of its proper divisors (2882723840816).

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

2021422202320 is a wasteful number, since it uses less digits than its factorization.

2021422202320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098599059 (or 1098599053 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 2021422202320 its reverse (232022241202), we get a palindrome (2253444443522).

The spelling of 2021422202320 in words is "two trillion, twenty-one billion, four hundred twenty-two million, two hundred two thousand, three hundred twenty".