1111000201 has 4 divisors (see below), whose sum is σ = 1176353172. Its totient is φ = 1045647232.

The previous prime is 1111000199. The next prime is 1111000217. The reversal of 1111000201 is 1020001111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1020001111 = 19 ⋅53684269.

It can be written as a sum of positive squares in 2 ways, for example, as 884467600 + 226532601 = 29740^2 + 15051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111000201 - 2¹ = 1111000199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111000801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32676460 + ... + 32676493.

It is an arithmetic number, because the mean of its divisors is an integer number (294088293).

Almost surely, 2^1111000201 is an apocalyptic number.

It is an amenable number.

1111000201 is a deficient number, since it is larger than the sum of its proper divisors (65352971).

1111000201 is an equidigital number, since it uses as much as digits as its factorization.

1111000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65352970.

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1111000201 is about 33331.6696401485. The cubic root of 1111000201 is about 1035.7097051543.

Adding to 1111000201 its reverse (1020001111), we get a palindrome (2131001312).

The spelling of 1111000201 in words is "one billion, one hundred eleven million, two hundred one", and thus it is an aban number.