201120010011 has 48 divisors (see below), whose sum is σ = 306283161600. Its totient is φ = 126985328064.

The previous prime is 201120009947. The next prime is 201120010031. The reversal of 201120010011 is 110010021102.

It is a happy number.

It is not a de Polignac number, because 201120010011 - 2⁶ = 201120009947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201120009975 and 201120010002.

It is not an unprimeable number, because it can be changed into a prime (201120010031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7177350 + ... + 7205316.

It is an arithmetic number, because the mean of its divisors is an integer number (6380899200).

Almost surely, 2^201120010011 is an apocalyptic number.

201120010011 is a deficient number, since it is larger than the sum of its proper divisors (105163151589).

201120010011 is a wasteful number, since it uses less digits than its factorization.

201120010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28528 (or 28525 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201120010011 its reverse (110010021102), we get a palindrome (311130031113).

The spelling of 201120010011 in words is "two hundred one billion, one hundred twenty million, ten thousand, eleven".