111144014311012 has 48 divisors (see below), whose sum is σ = 203038167069360. Its totient is φ = 53182462809600.

The previous prime is 111144014310991. The next prime is 111144014311069. The reversal of 111144014311012 is 210113410441111.

It can be written as a sum of positive squares in 8 ways, for example, as 1457269066276 + 109686745244736 = 1207174^2 + 10473144^2 .

It is a super-3 number, since 3×111144014311012³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496978914 + ... + 497202502.

It is an arithmetic number, because the mean of its divisors is an integer number (4229961813945).

Almost surely, 2^{111144014311012} is an apocalyptic number.

It is an amenable number.

111144014311012 is a deficient number, since it is larger than the sum of its proper divisors (91894152758348).

111144014311012 is a wasteful number, since it uses less digits than its factorization.

111144014311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278752 (or 278750 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 111144014311012 its reverse (210113410441111), we get a palindrome (321257424752123).

The spelling of 111144014311012 in words is "one hundred eleven trillion, one hundred forty-four billion, fourteen million, three hundred eleven thousand, twelve".