20041012112 has 80 divisors (see below), whose sum is σ = 44325859392. Its totient is φ = 8695964160.

The previous prime is 20041012009. The next prime is 20041012133. The reversal of 20041012112 is 21121014002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316103 + ... + 374169.

Almost surely, 2^20041012112 is an apocalyptic number.

20041012112 is a gapful number since it is divisible by the number (22) 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 20041012112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22162929696).

20041012112 is an abundant number, since it is smaller than the sum of its proper divisors (24284847280).

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

20041012112 is a wasteful number, since it uses less digits than its factorization.

20041012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58176 (or 58170 counting only the distinct ones).

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

Adding to 20041012112 its reverse (21121014002), we get a palindrome (41162026114).

The spelling of 20041012112 in words is "twenty billion, forty-one million, twelve thousand, one hundred twelve".