10020112001112 has 128 divisors (see below), whose sum is σ = 26508374323200. Its totient is φ = 3147493966848.

The previous prime is 10020112001077. The next prime is 10020112001147. The reversal of 10020112001112 is 21110021102001.

It is an interprime number because it is at equal distance from previous prime (10020112001077) and next prime (10020112001147).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545540553 + ... + 545558919.

It is an arithmetic number, because the mean of its divisors is an integer number (207096674400).

Almost surely, 2^{10020112001112} is an apocalyptic number.

10020112001112 is a gapful number since it is divisible by the number (12) 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 10020112001112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13254187161600).

10020112001112 is an abundant number, since it is smaller than the sum of its proper divisors (16488262322088).

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

10020112001112 is a wasteful number, since it uses less digits than its factorization.

10020112001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24665 (or 24661 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10020112001112 its reverse (21110021102001), we get a palindrome (31130133103113).

The spelling of 10020112001112 in words is "ten trillion, twenty billion, one hundred twelve million, one thousand, one hundred twelve".