13031211001142 has 16 divisors (see below), whose sum is σ = 20894158045152. Its totient is φ = 6080310540480.

The previous prime is 13031211001141. The next prime is 13031211001147. The reversal of 13031211001142 is 24110011213031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031211001141) 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 7 ways as a sum of consecutive naturals, for example, 3454720013 + ... + 3454723784.

It is an arithmetic number, because the mean of its divisors is an integer number (1305884877822).

Almost surely, 2^{13031211001142} is an apocalyptic number.

13031211001142 is a deficient number, since it is larger than the sum of its proper divisors (7862947044010).

13031211001142 is a wasteful number, since it uses less digits than its factorization.

13031211001142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6909443863.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13031211001142 its reverse (24110011213031), we get a palindrome (37141222214173).

The spelling of 13031211001142 in words is "thirteen trillion, thirty-one billion, two hundred eleven million, one thousand, one hundred forty-two".