2011000212012 has 48 divisors (see below), whose sum is σ = 5143169937024. Its totient is φ = 606505872000.

The previous prime is 2011000211977. The next prime is 2011000212059. The reversal of 2011000212012 is 2102120001102.

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

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, 36073689 + ... + 36129392.

It is an arithmetic number, because the mean of its divisors is an integer number (107149373688).

Almost surely, 2^{2011000212012} is an apocalyptic number.

2011000212012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2011000212012 is an abundant number, since it is smaller than the sum of its proper divisors (3132169725012).

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

2011000212012 is a wasteful number, since it uses less digits than its factorization.

2011000212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72203310 (or 72203308 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2011000212012 its reverse (2102120001102), we get a palindrome (4113120213114).

The spelling of 2011000212012 in words is "two trillion, eleven billion, two hundred twelve thousand, twelve".