111386122607772 has 48 divisors (see below), whose sum is σ = 296583669817120. Its totient is φ = 36125228952576.

The previous prime is 111386122607759. The next prime is 111386122607779. The reversal of 111386122607772 is 277706221683111.

111386122607772 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 8 + 6 + 1 + 22 + 607 + 7 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111386122607779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13937198533 + ... + 13937206524.

Almost surely, 2^{111386122607772} is an apocalyptic number.

111386122607772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111386122607772 is an abundant number, since it is smaller than the sum of its proper divisors (185197547209348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111386122607772 is a wasteful number, since it uses less digits than its factorization.

111386122607772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27874405107 (or 27874405099 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 54.

The spelling of 111386122607772 in words is "one hundred eleven trillion, three hundred eighty-six billion, one hundred twenty-two million, six hundred seven thousand, seven hundred seventy-two".