20012001112000 has 224 divisors, whose sum is σ = 53335266431616. Its totient is φ = 7410419712000.

The previous prime is 20012001111953. The next prime is 20012001112013. The reversal of 20012001112000 is 21110021002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7089877 + ... + 9502123.

Almost surely, 2^{20012001112000} is an apocalyptic number.

20012001112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20012001112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26667633215808).

20012001112000 is an abundant number, since it is smaller than the sum of its proper divisors (33323265319616).

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

20012001112000 is a wasteful number, since it uses less digits than its factorization.

20012001112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412352 (or 2412332 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20012001112000 its reverse (21110021002), we get a palindrome (20033111133002).

The spelling of 20012001112000 in words is "twenty trillion, twelve billion, one million, one hundred twelve thousand".