11331131303211 has 8 divisors (see below), whose sum is σ = 15996891251664. Its totient is φ = 7109729445120.

The previous prime is 11331131303209. The next prime is 11331131303321. The reversal of 11331131303211 is 11230313113311.

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

It is not a de Polignac number, because 11331131303211 - 2¹ = 11331131303209 is a prime.

It is a super-2 number, since 2×11331131303211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11331131307211) 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, 111089522530 + ... + 111089522631.

It is an arithmetic number, because the mean of its divisors is an integer number (1999611406458).

Almost surely, 2^{11331131303211} is an apocalyptic number.

11331131303211 is a deficient number, since it is larger than the sum of its proper divisors (4665759948453).

11331131303211 is a wasteful number, since it uses less digits than its factorization.

11331131303211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222179045181.

The product of its (nonzero) digits is 486, while the sum is 24.

Adding to 11331131303211 its reverse (11230313113311), we get a palindrome (22561444416522).

The spelling of 11331131303211 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, three hundred three thousand, two hundred eleven".