1110201601 has 2 divisors, whose sum is σ = 1110201602. Its totient is φ = 1110201600.

The previous prime is 1110201583. The next prime is 1110201607. The reversal of 1110201601 is 1061020111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 654336400 + 455865201 = 25580^2 + 21351^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110201601 - 2²⁷ = 975983873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1110201607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555100800 + 555100801.

It is an arithmetic number, because the mean of its divisors is an integer number (555100801).

Almost surely, 2^1110201601 is an apocalyptic number.

It is an amenable number.

1110201601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110201601 is an equidigital number, since it uses as much as digits as its factorization.

1110201601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1110201601 is about 33319.6878886943. The cubic root of 1110201601 is about 1035.4614855681.

Adding to 1110201601 its reverse (1061020111), we get a palindrome (2171221712).

The spelling of 1110201601 in words is "one billion, one hundred ten million, two hundred one thousand, six hundred one".