20020021001122 has 16 divisors (see below), whose sum is σ = 30116019024000. Its totient is φ = 9981387832000.

The previous prime is 20020021001119. The next prime is 20020021001171. The reversal of 20020021001122 is 22110012002002.

It is a happy 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, 8953879 + ... + 10964122.

It is an arithmetic number, because the mean of its divisors is an integer number (1882251189000).

Almost surely, 2^{20020021001122} is an apocalyptic number.

20020021001122 is a deficient number, since it is larger than the sum of its proper divisors (10095998022878).

20020021001122 is a wasteful number, since it uses less digits than its factorization.

20020021001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19919441.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20020021001122 its reverse (22110012002002), we get a palindrome (42130033003124).

The spelling of 20020021001122 in words is "twenty trillion, twenty billion, twenty-one million, one thousand, one hundred twenty-two".