2011213011311 has 8 divisors (see below), whose sum is σ = 2300971808544. Its totient is φ = 1722064877280.

The previous prime is 2011213011307. The next prime is 2011213011317. The reversal of 2011213011311 is 1131103121102.

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

It is a cyclic number.

It is not a de Polignac number, because 2011213011311 - 2² = 2011213011307 is a prime.

It is a super-2 number, since 2×2011213011311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2011213011311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011213011317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152658740 + ... + 152671913.

It is an arithmetic number, because the mean of its divisors is an integer number (287621476068).

Almost surely, 2^{2011213011311} is an apocalyptic number.

2011213011311 is a deficient number, since it is larger than the sum of its proper divisors (289758797233).

2011213011311 is an equidigital number, since it uses as much as digits as its factorization.

2011213011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305331601.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 2011213011311 its reverse (1131103121102), we get a palindrome (3142316132413).

The spelling of 2011213011311 in words is "two trillion, eleven billion, two hundred thirteen million, eleven thousand, three hundred eleven".