2011403401011 has 6 divisors (see below), whose sum is σ = 2905360468140. Its totient is φ = 1340935600668.

The previous prime is 2011403400973. The next prime is 2011403401019. The reversal of 2011403401011 is 1101043041102.

2011403401011 is a `hidden beast` number, since 201 + 1 + 403 + 40 + 10 + 11 = 666.

It is not a de Polignac number, because 2011403401011 - 2¹⁸ = 2011403138867 is a prime.

It is a super-3 number, since 3×2011403401011³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011403401019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111744633381 + ... + 111744633398.

It is an arithmetic number, because the mean of its divisors is an integer number (484226744690).

Almost surely, 2^{2011403401011} is an apocalyptic number.

2011403401011 is a deficient number, since it is larger than the sum of its proper divisors (893957067129).

2011403401011 is a wasteful number, since it uses less digits than its factorization.

2011403401011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223489266785 (or 223489266782 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2011403401011 its reverse (1101043041102), we get a palindrome (3112446442113).

The spelling of 2011403401011 in words is "two trillion, eleven billion, four hundred three million, four hundred one thousand, eleven".