20020022112122 has 16 divisors (see below), whose sum is σ = 30848747848200. Its totient is φ = 9737230586688.

The previous prime is 20020022112121. The next prime is 20020022112131. The reversal of 20020022112122 is 22121122002002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 15165486815521 + 4854535296601 = 3894289^2 + 2203301^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20020022112122.

It is not an unprimeable number, because it can be changed into a prime (20020022112121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30781973 + ... + 31425624.

Almost surely, 2^{20020022112122} is an apocalyptic number.

20020022112122 is a deficient number, since it is larger than the sum of its proper divisors (10828725736078).

20020022112122 is a wasteful number, since it uses less digits than its factorization.

20020022112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62211985.

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

Adding to 20020022112122 its reverse (22121122002002), we get a palindrome (42141144114124).

The spelling of 20020022112122 in words is "twenty trillion, twenty billion, twenty-two million, one hundred twelve thousand, one hundred twenty-two".