11131283730211 has 4 divisors (see below), whose sum is σ = 11313763791424. Its totient is φ = 10948803669000.

The previous prime is 11131283730173. The next prime is 11131283730257. The reversal of 11131283730211 is 11203738213111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11131283730211 - 2²⁹ = 11130746859299 is a prime.

It is a super-2 number, since 2×11131283730211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11131283736211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91240030515 + ... + 91240030636.

It is an arithmetic number, because the mean of its divisors is an integer number (2828440947856).

Almost surely, 2^{11131283730211} is an apocalyptic number.

11131283730211 is a deficient number, since it is larger than the sum of its proper divisors (182480061213).

11131283730211 is an equidigital number, since it uses as much as digits as its factorization.

11131283730211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182480061212.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 11131283730211 in words is "eleven trillion, one hundred thirty-one billion, two hundred eighty-three million, seven hundred thirty thousand, two hundred eleven".