201030011 has 16 divisors (see below), whose sum is σ = 253460928. Its totient is φ = 155174400.

The previous prime is 201029993. The next prime is 201030023. The reversal of 201030011 is 110030102.

It is a cyclic number.

It is not a de Polignac number, because 201030011 - 2¹⁸ = 200767867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201030041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23210 + ... + 30671.

It is an arithmetic number, because the mean of its divisors is an integer number (15841308).

Almost surely, 2^201030011 is an apocalyptic number.

201030011 is a deficient number, since it is larger than the sum of its proper divisors (52430917).

201030011 is a wasteful number, since it uses less digits than its factorization.

201030011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53942.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 201030011 is about 14178.5052456174. The cubic root of 201030011 is about 585.8057526145.

Adding to 201030011 its reverse (110030102), we get a palindrome (311060113).

Subtracting from 201030011 its reverse (110030102), we obtain a palindrome (90999909).

The spelling of 201030011 in words is "two hundred one million, thirty thousand, eleven".