20102002220112 has 160 divisors (see below), whose sum is σ = 56228034508800. Its totient is φ = 6168237640704.

The previous prime is 20102002220081. The next prime is 20102002220119. The reversal of 20102002220112 is 21102220020102.

It is a super-3 number, since 3×20102002220112³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20102002220091 and 20102002220100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102002220119) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4271148 + ... + 7645044.

It is an arithmetic number, because the mean of its divisors is an integer number (351425215680).

Almost surely, 2^{20102002220112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20102002220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28114017254400).

20102002220112 is an abundant number, since it is smaller than the sum of its proper divisors (36126032288688).

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

20102002220112 is a wasteful number, since it uses less digits than its factorization.

20102002220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374113 (or 3374107 counting only the distinct ones).

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

Adding to 20102002220112 its reverse (21102220020102), we get a palindrome (41204222240214).

The spelling of 20102002220112 in words is "twenty trillion, one hundred two billion, two million, two hundred twenty thousand, one hundred twelve".