12011100120311 has 8 divisors (see below), whose sum is σ = 12304166571648. Its totient is φ = 11718039040000.

The previous prime is 12011100120307. The next prime is 12011100120329. The reversal of 12011100120311 is 11302100111021.

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 12011100120311 - 2² = 12011100120307 is a prime.

It is a super-2 number, since 2×12011100120311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011100110311) 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, 3384986 + ... + 5956536.

It is an arithmetic number, because the mean of its divisors is an integer number (1538020821456).

Almost surely, 2^{12011100120311} is an apocalyptic number.

12011100120311 is a deficient number, since it is larger than the sum of its proper divisors (293066451337).

12011100120311 is a wasteful number, since it uses less digits than its factorization.

12011100120311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685513.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12011100120311 its reverse (11302100111021), we get a palindrome (23313200231332).

The spelling of 12011100120311 in words is "twelve trillion, eleven billion, one hundred million, one hundred twenty thousand, three hundred eleven".