111221020111063 has 2 divisors, whose sum is σ = 111221020111064. Its totient is φ = 111221020111062.

The previous prime is 111221020111057. The next prime is 111221020111127. The reversal of 111221020111063 is 360111020122111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111221020111063 - 2⁴¹ = 109021996855511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111221020111163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610510055531 + 55610510055532.

It is an arithmetic number, because the mean of its divisors is an integer number (55610510055532).

Almost surely, 2^{111221020111063} is an apocalyptic number.

111221020111063 is a deficient number, since it is larger than the sum of its proper divisors (1).

111221020111063 is an equidigital number, since it uses as much as digits as its factorization.

111221020111063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 111221020111063 its reverse (360111020122111), we get a palindrome (471332040233174).

The spelling of 111221020111063 in words is "one hundred eleven trillion, two hundred twenty-one billion, twenty million, one hundred eleven thousand, sixty-three".