20022021022112 has 12 divisors (see below), whose sum is σ = 39418353887346. Its totient is φ = 10011010511040.

The previous prime is 20022021022009. The next prime is 20022021022169. The reversal of 20022021022112 is 21122012022002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19960915159696 + 61105862416 = 4467764^2 + 247196^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312844078439 + ... + 312844078502.

Almost surely, 2^{20022021022112} is an apocalyptic number.

It is an amenable number.

20022021022112 is a deficient number, since it is larger than the sum of its proper divisors (19396332865234).

20022021022112 is an equidigital number, since it uses as much as digits as its factorization.

20022021022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625688156951 (or 625688156943 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20022021022112 its reverse (21122012022002), we get a palindrome (41144033044114).

The spelling of 20022021022112 in words is "twenty trillion, twenty-two billion, twenty-one million, twenty-two thousand, one hundred twelve".