10111142566 has 8 divisors (see below), whose sum is σ = 17333387280. Its totient is φ = 4333346808.

The previous prime is 10111142563. The next prime is 10111142597. The reversal of 10111142566 is 66524111101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111142563) 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, 361112221 + ... + 361112248.

It is an arithmetic number, because the mean of its divisors is an integer number (2166673410).

Almost surely, 2^10111142566 is an apocalyptic number.

10111142566 is a deficient number, since it is larger than the sum of its proper divisors (7222244714).

10111142566 is an equidigital number, since it uses as much as digits as its factorization.

10111142566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722224478.

The product of its (nonzero) digits is 1440, while the sum is 28.

Adding to 10111142566 its reverse (66524111101), we get a palindrome (76635253667).

The spelling of 10111142566 in words is "ten billion, one hundred eleven million, one hundred forty-two thousand, five hundred sixty-six".