12011032130331 has 32 divisors (see below), whose sum is σ = 17529869530432. Its totient is φ = 7270014850560.

The previous prime is 12011032130323. The next prime is 12011032130347. The reversal of 12011032130331 is 13303123011021.

It is a happy number.

It is not a de Polignac number, because 12011032130331 - 2³ = 12011032130323 is a prime.

It is a super-2 number, since 2×12011032130331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011032130298 and 12011032130307.

It is not an unprimeable number, because it can be changed into a prime (12011032130381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116455221 + ... + 116558313.

It is an arithmetic number, because the mean of its divisors is an integer number (547808422826).

Almost surely, 2^{12011032130331} is an apocalyptic number.

12011032130331 is a deficient number, since it is larger than the sum of its proper divisors (5518837400101).

12011032130331 is a wasteful number, since it uses less digits than its factorization.

12011032130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152143.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 12011032130331 its reverse (13303123011021), we get a palindrome (25314155141352).

The spelling of 12011032130331 in words is "twelve trillion, eleven billion, thirty-two million, one hundred thirty thousand, three hundred thirty-one".