11211032020311 has 24 divisors (see below), whose sum is σ = 17387781244704. Its totient is φ = 6935297349120.

The previous prime is 11211032020289. The next prime is 11211032020351. The reversal of 11211032020311 is 11302023011211.

11211032020311 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 10 + 320 + 20 + 311 = 666.

It is not a de Polignac number, because 11211032020311 - 2¹⁰ = 11211032019287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211032020351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 516008286 + ... + 516030011.

It is an arithmetic number, because the mean of its divisors is an integer number (724490885196).

Almost surely, 2^{11211032020311} is an apocalyptic number.

11211032020311 is a deficient number, since it is larger than the sum of its proper divisors (6176749224393).

11211032020311 is a wasteful number, since it uses less digits than its factorization.

11211032020311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032038391 (or 1032038388 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11211032020311 its reverse (11302023011211), we get a palindrome (22513055031522).

The spelling of 11211032020311 in words is "eleven trillion, two hundred eleven billion, thirty-two million, twenty thousand, three hundred eleven".