2011003413344 has 96 divisors (see below), whose sum is σ = 4307062908960. Its totient is φ = 920722341888.

The previous prime is 2011003413343. The next prime is 2011003413401. The reversal of 2011003413344 is 4433143001102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011003413343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2790344 + ... + 3436280.

It is an arithmetic number, because the mean of its divisors is an integer number (44865238635).

Almost surely, 2^{2011003413344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011003413344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2153531454480).

2011003413344 is an abundant number, since it is smaller than the sum of its proper divisors (2296059495616).

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

2011003413344 is a wasteful number, since it uses less digits than its factorization.

2011003413344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646120 (or 646112 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2011003413344 its reverse (4433143001102), we get a palindrome (6444146414446).

The spelling of 2011003413344 in words is "two trillion, eleven billion, three million, four hundred thirteen thousand, three hundred forty-four".