110221011939977 has 2 divisors, whose sum is σ = 110221011939978. Its totient is φ = 110221011939976.

The previous prime is 110221011939923. The next prime is 110221011940019. The reversal of 110221011939977 is 779939110122011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96476968308361 + 13744043631616 = 9822269^2 + 3707296^2 .

It is a cyclic number.

It is not a de Polignac number, because 110221011939977 - 2²⁰ = 110221010891401 is a prime.

It is not a weakly prime, because it can be changed into another prime (110221011939277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110505969988 + 55110505969989.

It is an arithmetic number, because the mean of its divisors is an integer number (55110505969989).

Almost surely, 2^{110221011939977} is an apocalyptic number.

It is an amenable number.

110221011939977 is a deficient number, since it is larger than the sum of its proper divisors (1).

110221011939977 is an equidigital number, since it uses as much as digits as its factorization.

110221011939977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 53.

The spelling of 110221011939977 in words is "one hundred ten trillion, two hundred twenty-one billion, eleven million, nine hundred thirty-nine thousand, nine hundred seventy-seven".