111200101021027 has 2 divisors, whose sum is σ = 111200101021028. Its totient is φ = 111200101021026.

The previous prime is 111200101021003. The next prime is 111200101021063. The reversal of 111200101021027 is 720120101002111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111200101021027 is a prime.

It is a super-2 number, since 2×111200101021027² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111200101020995 and 111200101021013.

It is not a weakly prime, because it can be changed into another prime (111200101021067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600050510513 + 55600050510514.

It is an arithmetic number, because the mean of its divisors is an integer number (55600050510514).

Almost surely, 2^{111200101021027} is an apocalyptic number.

111200101021027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111200101021027 is an equidigital number, since it uses as much as digits as its factorization.

111200101021027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 111200101021027 its reverse (720120101002111), we get a palindrome (831320202023138).

The spelling of 111200101021027 in words is "one hundred eleven trillion, two hundred billion, one hundred one million, twenty-one thousand, twenty-seven".