20002002220212 has 24 divisors (see below), whose sum is σ = 48700527145536. Its totient is φ = 6377449983168.

The previous prime is 20002002220121. The next prime is 20002002220261. The reversal of 20002002220212 is 21202220020002.

It is a junction number, because it is equal to n+sod(n) for n = 20002002220191 and 20002002220200.

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 7 ways as a sum of consecutive naturals, for example, 36235510993 + ... + 36235511544.

It is an arithmetic number, because the mean of its divisors is an integer number (2029188631064).

Almost surely, 2^{20002002220212} is an apocalyptic number.

It is an amenable number.

20002002220212 is an abundant number, since it is smaller than the sum of its proper divisors (28698524925324).

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

20002002220212 is a wasteful number, since it uses less digits than its factorization.

20002002220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72471022567 (or 72471022565 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20002002220212 its reverse (21202220020002), we get a palindrome (41204222240214).

The spelling of 20002002220212 in words is "twenty trillion, two billion, two million, two hundred twenty thousand, two hundred twelve".