111134203321142 has 16 divisors (see below), whose sum is σ = 174152004590592. Its totient is φ = 53126727585960.

The previous prime is 111134203321133. The next prime is 111134203321153. The reversal of 111134203321142 is 241123302431111.

It is a super-2 number, since 2×111134203321142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10798110218 + ... + 10798120509.

It is an arithmetic number, because the mean of its divisors is an integer number (10884500286912).

Almost surely, 2^{111134203321142} is an apocalyptic number.

111134203321142 is a deficient number, since it is larger than the sum of its proper divisors (63017801269450).

111134203321142 is a wasteful number, since it uses less digits than its factorization.

111134203321142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21596230843.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 111134203321142 its reverse (241123302431111), we get a palindrome (352257505752253).

The spelling of 111134203321142 in words is "one hundred eleven trillion, one hundred thirty-four billion, two hundred three million, three hundred twenty-one thousand, one hundred forty-two".