20111120042030 has 8 divisors (see below), whose sum is σ = 36200016075672. Its totient is φ = 8044448016808.

The previous prime is 20111120042021. The next prime is 20111120042071. The reversal of 20111120042030 is 3024002111102.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005556002092 + ... + 1005556002111.

It is an arithmetic number, because the mean of its divisors is an integer number (4525002009459).

Almost surely, 2^{20111120042030} is an apocalyptic number.

20111120042030 is a deficient number, since it is larger than the sum of its proper divisors (16088896033642).

20111120042030 is a wasteful number, since it uses less digits than its factorization.

20111120042030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011112004210.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20111120042030 its reverse (3024002111102), we get a palindrome (23135122153132).

The spelling of 20111120042030 in words is "twenty trillion, one hundred eleven billion, one hundred twenty million, forty-two thousand, thirty".