1001112102012 has 24 divisors (see below), whose sum is σ = 2548285350912. Its totient is φ = 303367303600.

The previous prime is 1001112101953. The next prime is 1001112102017. The reversal of 1001112102012 is 2102012111001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001112102017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3792091164 + ... + 3792091427.

It is an arithmetic number, because the mean of its divisors is an integer number (106178556288).

Almost surely, 2^{1001112102012} is an apocalyptic number.

1001112102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001112102012 is an abundant number, since it is smaller than the sum of its proper divisors (1547173248900).

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

1001112102012 is a wasteful number, since it uses less digits than its factorization.

1001112102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7584182609 (or 7584182607 counting only the distinct ones).

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

Adding to 1001112102012 its reverse (2102012111001), we get a palindrome (3103124213013).

The spelling of 1001112102012 in words is "one trillion, one billion, one hundred twelve million, one hundred two thousand, twelve".