2011213032311 has 8 divisors (see below), whose sum is σ = 2326222303104. Its totient is φ = 1703127042360.

The previous prime is 2011213032247. The next prime is 2011213032331. The reversal of 2011213032311 is 1132303121102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011213032311 - 2⁶ = 2011213032247 is a prime.

It is a super-2 number, since 2×2011213032311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011213032331) 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 7 ways as a sum of consecutive naturals, for example, 1730819585 + ... + 1730820746.

It is an arithmetic number, because the mean of its divisors is an integer number (290777787888).

Almost surely, 2^{2011213032311} is an apocalyptic number.

2011213032311 is a deficient number, since it is larger than the sum of its proper divisors (315009270793).

2011213032311 is an equidigital number, since it uses as much as digits as its factorization.

2011213032311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3461640421.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2011213032311 its reverse (1132303121102), we get a palindrome (3143516153413).

The spelling of 2011213032311 in words is "two trillion, eleven billion, two hundred thirteen million, thirty-two thousand, three hundred eleven".