2012101111000 has 64 divisors (see below), whose sum is σ = 4913026073280. Its totient is φ = 769847372800.

The previous prime is 2012101110953. The next prime is 2012101111019. The reversal of 2012101111000 is 1111012102.

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 15 ways as a sum of consecutive naturals, for example, 43718329 + ... + 43764328.

It is an arithmetic number, because the mean of its divisors is an integer number (76766032395).

Almost surely, 2^{2012101111000} is an apocalyptic number.

2012101111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012101111000 is an abundant number, since it is smaller than the sum of its proper divisors (2900924962280).

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

2012101111000 is a wasteful number, since it uses less digits than its factorization.

2012101111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87482701 (or 87482687 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2012101111000 its reverse (1111012102), we get a palindrome (2013212123102).

The spelling of 2012101111000 in words is "two trillion, twelve billion, one hundred one million, one hundred eleven thousand".