1011133201 has 8 divisors (see below), whose sum is σ = 1099090944. Its totient is φ = 924629520.

The previous prime is 1011133187. The next prime is 1011133229. The reversal of 1011133201 is 1023311101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011133201 - 2⁷ = 1011133073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011133301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362065 + ... + 364846.

It is an arithmetic number, because the mean of its divisors is an integer number (137386368).

Almost surely, 2^1011133201 is an apocalyptic number.

It is an amenable number.

1011133201 is a deficient number, since it is larger than the sum of its proper divisors (87957743).

1011133201 is a wasteful number, since it uses less digits than its factorization.

1011133201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727031.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1011133201 is about 31798.3207261012. The cubic root of 1011133201 is about 1003.6973795361.

Adding to 1011133201 its reverse (1023311101), we get a palindrome (2034444302).

The spelling of 1011133201 in words is "one billion, eleven million, one hundred thirty-three thousand, two hundred one".