21110130033 has 8 divisors (see below), whose sum is σ = 28156200096. Its totient is φ = 14068740000.

The previous prime is 21110130023. The next prime is 21110130037. The reversal of 21110130033 is 33003101112.

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

It is not a de Polignac number, because 21110130033 - 2⁶ = 21110129969 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21110129994 and 21110130021.

It is not an unprimeable number, because it can be changed into a prime (21110130037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159468 + ... + 1177533.

It is an arithmetic number, because the mean of its divisors is an integer number (3519525012).

Almost surely, 2^21110130033 is an apocalyptic number.

It is an amenable number.

21110130033 is a deficient number, since it is larger than the sum of its proper divisors (7046070063).

21110130033 is a wasteful number, since it uses less digits than its factorization.

21110130033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340015.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 21110130033 its reverse (33003101112), we get a palindrome (54113231145).

The spelling of 21110130033 in words is "twenty-one billion, one hundred ten million, one hundred thirty thousand, thirty-three".