20210353222 has 4 divisors (see below), whose sum is σ = 30315529836. Its totient is φ = 10105176610.

The previous prime is 20210353217. The next prime is 20210353237. The reversal of 20210353222 is 22235301202.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20210353193 and 20210353202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5052588304 + ... + 5052588307.

It is an arithmetic number, because the mean of its divisors is an integer number (7578882459).

Almost surely, 2^20210353222 is an apocalyptic number.

20210353222 is a deficient number, since it is larger than the sum of its proper divisors (10105176614).

20210353222 is a wasteful number, since it uses less digits than its factorization.

20210353222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10105176613.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 20210353222 its reverse (22235301202), we get a palindrome (42445654424).

The spelling of 20210353222 in words is "twenty billion, two hundred ten million, three hundred fifty-three thousand, two hundred twenty-two".