11131232212042 has 8 divisors (see below), whose sum is σ = 16698350001600. Its totient is φ = 5565115544844.

The previous prime is 11131232212033. The next prime is 11131232212049. The reversal of 11131232212042 is 24021223213111.

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

It is a junction number, because it is equal to n+sod(n) for n = 11131232211998 and 11131232212016.

It is not an unprimeable number, because it can be changed into a prime (11131232212049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250252792 + ... + 250297267.

It is an arithmetic number, because the mean of its divisors is an integer number (2087293750200).

Almost surely, 2^{11131232212042} is an apocalyptic number.

11131232212042 is a deficient number, since it is larger than the sum of its proper divisors (5567117789558).

11131232212042 is a wasteful number, since it uses less digits than its factorization.

11131232212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500561180.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 11131232212042 its reverse (24021223213111), we get a palindrome (35152455425153).

The spelling of 11131232212042 in words is "eleven trillion, one hundred thirty-one billion, two hundred thirty-two million, two hundred twelve thousand, forty-two".