111366012346 has 4 divisors (see below), whose sum is σ = 167049018522. Its totient is φ = 55683006172.

The previous prime is 111366012343. The next prime is 111366012371. The reversal of 111366012346 is 643210663111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643210663111 = 11159 ⋅57640529.

It can be written as a sum of positive squares in only one way, i.e., 80507820121 + 30858192225 = 283739^2 + 175665^2 .

It is not an unprimeable number, because it can be changed into a prime (111366012343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27841503085 + ... + 27841503088.

Almost surely, 2^111366012346 is an apocalyptic number.

111366012346 is a deficient number, since it is larger than the sum of its proper divisors (55683006176).

111366012346 is an equidigital number, since it uses as much as digits as its factorization.

111366012346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55683006175.

The product of its (nonzero) digits is 15552, while the sum is 34.

Adding to 111366012346 its reverse (643210663111), we get a palindrome (754576675457).

The spelling of 111366012346 in words is "one hundred eleven billion, three hundred sixty-six million, twelve thousand, three hundred forty-six".