111211100030 has 8 divisors (see below), whose sum is σ = 200179980072. Its totient is φ = 44484440008.

The previous prime is 111211100023. The next prime is 111211100053. The reversal of 111211100030 is 30001112111.

It is a happy number.

111211100030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 111211099984 and 111211100020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5560554992 + ... + 5560555011.

It is an arithmetic number, because the mean of its divisors is an integer number (25022497509).

Almost surely, 2^111211100030 is an apocalyptic number.

111211100030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111211100030 is a deficient number, since it is larger than the sum of its proper divisors (88968880042).

111211100030 is a wasteful number, since it uses less digits than its factorization.

111211100030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11121110010.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111211100030 its reverse (30001112111), we get a palindrome (141212212141).

The spelling of 111211100030 in words is "one hundred eleven billion, two hundred eleven million, one hundred thousand, thirty".