20021102200112 has 40 divisors (see below), whose sum is σ = 41780785171104. Its totient is φ = 9239184751104.

The previous prime is 20021102200081. The next prime is 20021102200147. The reversal of 20021102200112 is 21100220112002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5439653 + ... + 8344580.

Almost surely, 2^{20021102200112} is an apocalyptic number.

It is an amenable number.

20021102200112 is an abundant number, since it is smaller than the sum of its proper divisors (21759682970992).

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

20021102200112 is a wasteful number, since it uses less digits than its factorization.

20021102200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791237 (or 13791231 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20021102200112 its reverse (21100220112002), we get a palindrome (41121322312114).

The spelling of 20021102200112 in words is "twenty trillion, twenty-one billion, one hundred two million, two hundred thousand, one hundred twelve".