21030200033 has 8 divisors (see below), whose sum is σ = 21081886848. Its totient is φ = 20978569024.

The previous prime is 21030200021. The next prime is 21030200039. The reversal of 21030200033 is 33000203012.

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 21030200033 - 2¹² = 21030195937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21030199990 and 21030200017.

It is not an unprimeable number, because it can be changed into a prime (21030200039) 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, 797660 + ... + 823602.

It is an arithmetic number, because the mean of its divisors is an integer number (2635235856).

Almost surely, 2^21030200033 is an apocalyptic number.

It is an amenable number.

21030200033 is a deficient number, since it is larger than the sum of its proper divisors (51686815).

21030200033 is a wasteful number, since it uses less digits than its factorization.

21030200033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27903.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 21030200033 its reverse (33000203012), we get a palindrome (54030403045).

The spelling of 21030200033 in words is "twenty-one billion, thirty million, two hundred thousand, thirty-three".