20020022202066 has 16 divisors (see below), whose sum is σ = 40040881219488. Its totient is φ = 6673201264800.

The previous prime is 20020022202043. The next prime is 20020022202067. The reversal of 20020022202066 is 66020222002002.

It is not an unprimeable number, because it can be changed into a prime (20020022202067) by changing a digit.

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, 34556080 + ... + 35130651.

It is an arithmetic number, because the mean of its divisors is an integer number (2502555076218).

Almost surely, 2^{20020022202066} is an apocalyptic number.

20020022202066 is an abundant number, since it is smaller than the sum of its proper divisors (20020859017422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20020022202066 is a wasteful number, since it uses less digits than its factorization.

20020022202066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69734617.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20020022202066 its reverse (66020222002002), we get a palindrome (86040244204068).

The spelling of 20020022202066 in words is "twenty trillion, twenty billion, twenty-two million, two hundred two thousand, sixty-six".