11131212060542 has 16 divisors (see below), whose sum is σ = 19089647128032. Its totient is φ = 4768627127040.

The previous prime is 11131212060539. The next prime is 11131212060557. The reversal of 11131212060542 is 24506021213111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157657403 + ... + 157727990.

It is an arithmetic number, because the mean of its divisors is an integer number (1193102945502).

Almost surely, 2^{11131212060542} is an apocalyptic number.

11131212060542 is a deficient number, since it is larger than the sum of its proper divisors (7958435067490).

11131212060542 is a wasteful number, since it uses less digits than its factorization.

11131212060542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315387923.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 11131212060542 its reverse (24506021213111), we get a palindrome (35637233273653).

The spelling of 11131212060542 in words is "eleven trillion, one hundred thirty-one billion, two hundred twelve million, sixty thousand, five hundred forty-two".