111214315642 has 12 divisors (see below), whose sum is σ = 170028445230. Its totient is φ = 54557963408.

The previous prime is 111214315607. The next prime is 111214315657. The reversal of 111214315642 is 246513412111.

It can be written as a sum of positive squares in 3 ways, for example, as 109508708241 + 1705607401 = 330921^2 + 41299^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9892417 + ... + 9903652.

Almost surely, 2^111214315642 is an apocalyptic number.

111214315642 is a deficient number, since it is larger than the sum of its proper divisors (58814129588).

111214315642 is an equidigital number, since it uses as much as digits as its factorization.

111214315642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19796177 (or 19796124 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

Adding to 111214315642 its reverse (246513412111), we get a palindrome (357727727753).

The spelling of 111214315642 in words is "one hundred eleven billion, two hundred fourteen million, three hundred fifteen thousand, six hundred forty-two".