2011402201111 has 16 divisors (see below), whose sum is σ = 2105097724800. Its totient is φ = 1919863889920.

The previous prime is 2011402201043. The next prime is 2011402201153. The reversal of 2011402201111 is 1111022041102.

It is a cyclic number.

It is not a de Polignac number, because 2011402201111 - 2¹¹ = 2011402199063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011402201181) 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, 4923615 + ... + 5316463.

It is an arithmetic number, because the mean of its divisors is an integer number (131568607800).

Almost surely, 2^{2011402201111} is an apocalyptic number.

2011402201111 is a deficient number, since it is larger than the sum of its proper divisors (93695523689).

2011402201111 is a wasteful number, since it uses less digits than its factorization.

2011402201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395594.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2011402201111 its reverse (1111022041102), we get a palindrome (3122424242213).

The spelling of 2011402201111 in words is "two trillion, eleven billion, four hundred two million, two hundred one thousand, one hundred eleven".