20110133001 has 16 divisors (see below), whose sum is σ = 30713830400. Its totient is φ = 11465322768.

The previous prime is 20110132909. The next prime is 20110133003. The reversal of 20110133001 is 10033101102.

It is not a de Polignac number, because 20110133001 - 2⁷ = 20110132873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110133003) 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, 1081471 + ... + 1099908.

It is an arithmetic number, because the mean of its divisors is an integer number (1919614400).

Almost surely, 2^20110133001 is an apocalyptic number.

20110133001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20110133001 is a deficient number, since it is larger than the sum of its proper divisors (10603697399).

20110133001 is a wasteful number, since it uses less digits than its factorization.

20110133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181828.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 20110133001 its reverse (10033101102), we get a palindrome (30143234103).

The spelling of 20110133001 in words is "twenty billion, one hundred ten million, one hundred thirty-three thousand, one".