111211200011983 has 2 divisors, whose sum is σ = 111211200011984. Its totient is φ = 111211200011982.

The previous prime is 111211200011969. The next prime is 111211200012007. The reversal of 111211200011983 is 389110002112111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111211200011983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111211200011963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605600005991 + 55605600005992.

It is an arithmetic number, because the mean of its divisors is an integer number (55605600005992).

Almost surely, 2^{111211200011983} is an apocalyptic number.

111211200011983 is a deficient number, since it is larger than the sum of its proper divisors (1).

111211200011983 is an equidigital number, since it uses as much as digits as its factorization.

111211200011983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 31.

The spelling of 111211200011983 in words is "one hundred eleven trillion, two hundred eleven billion, two hundred million, eleven thousand, nine hundred eighty-three".