2011402451343 has 16 divisors (see below), whose sum is σ = 2684724341760. Its totient is φ = 1339508457984.

The previous prime is 2011402451341. The next prime is 2011402451389. The reversal of 2011402451343 is 3431542041102.

It is not a de Polignac number, because 2011402451343 - 2¹ = 2011402451341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011402451343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011402451341) 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 15 ways as a sum of consecutive naturals, for example, 11800080 + ... + 11969322.

It is an arithmetic number, because the mean of its divisors is an integer number (167795271360).

Almost surely, 2^{2011402451343} is an apocalyptic number.

2011402451343 is a deficient number, since it is larger than the sum of its proper divisors (673321890417).

2011402451343 is a wasteful number, since it uses less digits than its factorization.

2011402451343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173438.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 2011402451343 its reverse (3431542041102), we get a palindrome (5442944492445).

The spelling of 2011402451343 in words is "two trillion, eleven billion, four hundred two million, four hundred fifty-one thousand, three hundred forty-three".