111215056346 has 8 divisors (see below), whose sum is σ = 176635677780. Its totient is φ = 52336497088.

The previous prime is 111215056343. The next prime is 111215056349. The reversal of 111215056346 is 643650512111.

It is an interprime number because it is at equal distance from previous prime (111215056343) and next prime (111215056349).

It can be written as a sum of positive squares in 2 ways, for example, as 84893563225 + 26321493121 = 291365^2 + 162239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (111215056343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1635515501 + ... + 1635515568.

Almost surely, 2^111215056346 is an apocalyptic number.

111215056346 is a deficient number, since it is larger than the sum of its proper divisors (65420621434).

111215056346 is a wasteful number, since it uses less digits than its factorization.

111215056346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271031088.

The product of its (nonzero) digits is 21600, while the sum is 35.

Adding to 111215056346 its reverse (643650512111), we get a palindrome (754865568457).

The spelling of 111215056346 in words is "one hundred eleven billion, two hundred fifteen million, fifty-six thousand, three hundred forty-six".