11111111100070 has 8 divisors (see below), whose sum is σ = 19999999980144. Its totient is φ = 4444444440024.

The previous prime is 11111111099989. The next prime is 11111111100071. The reversal of 11111111100070 is 7000111111111.

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 (11111111100071) 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, 555555554994 + ... + 555555555013.

It is an arithmetic number, because the mean of its divisors is an integer number (2499999997518).

Almost surely, 2^{11111111100070} is an apocalyptic number.

11111111100070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111111100070 is a deficient number, since it is larger than the sum of its proper divisors (8888888880074).

11111111100070 is a wasteful number, since it uses less digits than its factorization.

11111111100070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111111110014.

The product of its (nonzero) digits is 7, while the sum is 16.

Adding to 11111111100070 its reverse (7000111111111), we get a palindrome (18111222211181).

The spelling of 11111111100070 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, one hundred thousand, seventy".