142111523411 has 32 divisors (see below), whose sum is σ = 173431177920. Its totient is φ = 114663628800.

The previous prime is 142111523383. The next prime is 142111523459. The reversal of 142111523411 is 114325111241.

It is a cyclic number.

It is not a de Polignac number, because 142111523411 - 2³⁴ = 124931654227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142111523461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 928331 + ... + 1070523.

It is an arithmetic number, because the mean of its divisors is an integer number (5419724310).

Almost surely, 2^142111523411 is an apocalyptic number.

142111523411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142111523411 is a deficient number, since it is larger than the sum of its proper divisors (31319654509).

142111523411 is a wasteful number, since it uses less digits than its factorization.

142111523411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142487.

The product of its digits is 960, while the sum is 26.

Adding to 142111523411 its reverse (114325111241), we get a palindrome (256436634652).

The spelling of 142111523411 in words is "one hundred forty-two billion, one hundred eleven million, five hundred twenty-three thousand, four hundred eleven".