110011111020001 has 2 divisors, whose sum is σ = 110011111020002. Its totient is φ = 110011111020000.

The previous prime is 110011111019981. The next prime is 110011111020023. The reversal of 110011111020001 is 100020111110011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104126003766225 + 5885107253776 = 10204215^2 + 2425924^2 .

It is a cyclic number.

It is not a de Polignac number, because 110011111020001 - 2¹¹ = 110011111017953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110011111020001.

It is not a weakly prime, because it can be changed into another prime (110011111020101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55005555510000 + 55005555510001.

It is an arithmetic number, because the mean of its divisors is an integer number (55005555510001).

Almost surely, 2^{110011111020001} is an apocalyptic number.

It is an amenable number.

110011111020001 is a deficient number, since it is larger than the sum of its proper divisors (1).

110011111020001 is an equidigital number, since it uses as much as digits as its factorization.

110011111020001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 110011111020001 its reverse (100020111110011), we get a palindrome (210031222130012).

The spelling of 110011111020001 in words is "one hundred ten trillion, eleven billion, one hundred eleven million, twenty thousand, one".