13111433133042 has 32 divisors (see below), whose sum is σ = 27127708704000. Its totient is φ = 4219677367808.

The previous prime is 13111433133041. The next prime is 13111433133053. The reversal of 13111433133042 is 24033133411131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13111433133041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7194343 + ... + 8830709.

It is an arithmetic number, because the mean of its divisors is an integer number (847740897000).

Almost surely, 2^{13111433133042} is an apocalyptic number.

13111433133042 is an abundant number, since it is smaller than the sum of its proper divisors (14016275570958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13111433133042 is a wasteful number, since it uses less digits than its factorization.

13111433133042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682450.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 13111433133042 its reverse (24033133411131), we get a palindrome (37144566544173).

The spelling of 13111433133042 in words is "thirteen trillion, one hundred eleven billion, four hundred thirty-three million, one hundred thirty-three thousand, forty-two".