20213112022 has 8 divisors (see below), whose sum is σ = 30619863072. Its totient is φ = 10006491000.

The previous prime is 20213111993. The next prime is 20213112041. The reversal of 20213112022 is 22021131202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20213112022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20213111987 and 20213112005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50032254 + ... + 50032657.

It is an arithmetic number, because the mean of its divisors is an integer number (3827482884).

Almost surely, 2^20213112022 is an apocalyptic number.

20213112022 is a deficient number, since it is larger than the sum of its proper divisors (10406751050).

20213112022 is a wasteful number, since it uses less digits than its factorization.

20213112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100065014.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20213112022 its reverse (22021131202), we get a palindrome (42234243224).

The spelling of 20213112022 in words is "twenty billion, two hundred thirteen million, one hundred twelve thousand, twenty-two".