20002210221012 has 48 divisors (see below), whose sum is σ = 49576123239552. Its totient is φ = 6255025684480.

The previous prime is 20002210220981. The next prime is 20002210221013. The reversal of 20002210221012 is 21012201220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002210220982 and 20002210221000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002210221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157573293 + ... + 157700180.

It is an arithmetic number, because the mean of its divisors is an integer number (1032835900824).

Almost surely, 2^{20002210221012} is an apocalyptic number.

It is an amenable number.

20002210221012 is an abundant number, since it is smaller than the sum of its proper divisors (29573913018540).

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

20002210221012 is a wasteful number, since it uses less digits than its factorization.

20002210221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315273808 (or 315273806 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20002210221012 its reverse (21012201220002), we get a palindrome (41014411441014).

The spelling of 20002210221012 in words is "twenty trillion, two billion, two hundred ten million, two hundred twenty-one thousand, twelve".