138227111116 has 12 divisors (see below), whose sum is σ = 248435213488. Its totient is φ = 67245621552.

The previous prime is 138227111107. The next prime is 138227111171. The reversal of 138227111116 is 611111722831.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466983336 + ... + 466983631.

Almost surely, 2^138227111116 is an apocalyptic number.

It is an amenable number.

138227111116 is a deficient number, since it is larger than the sum of its proper divisors (110208102372).

138227111116 is a wasteful number, since it uses less digits than its factorization.

138227111116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933967008 (or 933967006 counting only the distinct ones).

The product of its digits is 4032, while the sum is 34.

Adding to 138227111116 its reverse (611111722831), we get a palindrome (749338833947).

The spelling of 138227111116 in words is "one hundred thirty-eight billion, two hundred twenty-seven million, one hundred eleven thousand, one hundred sixteen".