2012011010001 has 12 divisors (see below), whose sum is σ = 2906251442640. Its totient is φ = 1341334527000.

The previous prime is 2012011009999. The next prime is 2012011010017. The reversal of 2012011010001 is 1000101102102.

It is a happy number.

It is not a de Polignac number, because 2012011010001 - 2¹ = 2012011009999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (2012011010021) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2482690 + ... + 3191828.

It is an arithmetic number, because the mean of its divisors is an integer number (242187620220).

Almost surely, 2^{2012011010001} is an apocalyptic number.

It is an amenable number.

2012011010001 is a deficient number, since it is larger than the sum of its proper divisors (894240432639).

2012011010001 is a wasteful number, since it uses less digits than its factorization.

2012011010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024396 (or 1024393 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2012011010001 its reverse (1000101102102), we get a palindrome (3012112112103).

The spelling of 2012011010001 in words is "two trillion, twelve billion, eleven million, ten thousand, one".