1111012270601 has 2 divisors, whose sum is σ = 1111012270602. Its totient is φ = 1111012270600.

The previous prime is 1111012270583. The next prime is 1111012270607. The reversal of 1111012270601 is 1060722101111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 794745505225 + 316266765376 = 891485^2 + 562376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111012270601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111012270607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555506135300 + 555506135301.

It is an arithmetic number, because the mean of its divisors is an integer number (555506135301).

Almost surely, 2^{1111012270601} is an apocalyptic number.

It is an amenable number.

1111012270601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111012270601 is an equidigital number, since it uses as much as digits as its factorization.

1111012270601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 1111012270601 its reverse (1060722101111), we get a palindrome (2171734371712).

The spelling of 1111012270601 in words is "one trillion, one hundred eleven billion, twelve million, two hundred seventy thousand, six hundred one".