20267193998112 has 192 divisors, whose sum is σ = 58702975672320. Its totient is φ = 6101025638400.

The previous prime is 20267193998111. The next prime is 20267193998137. The reversal of 20267193998112 is 21189939176202.

It is not an unprimeable number, because it can be changed into a prime (20267193998111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 804562 + ... + 6417297.

It is an arithmetic number, because the mean of its divisors is an integer number (305744664960).

Almost surely, 2^{20267193998112} 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 20267193998112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29351487836160).

20267193998112 is an abundant number, since it is smaller than the sum of its proper divisors (38435781674208).

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

20267193998112 is a wasteful number, since it uses less digits than its factorization.

20267193998112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7221967 (or 7221959 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 60.

The spelling of 20267193998112 in words is "twenty trillion, two hundred sixty-seven billion, one hundred ninety-three million, nine hundred ninety-eight thousand, one hundred twelve".