21010300212033 has 24 divisors (see below), whose sum is σ = 34175111982336. Its totient is φ = 12322756720800.

The previous prime is 21010300212029. The next prime is 21010300212047. The reversal of 21010300212033 is 33021200301012.

21010300212033 is a `hidden beast` number, since 210 + 1 + 0 + 300 + 2 + 120 + 33 = 666.

It is not a de Polignac number, because 21010300212033 - 2² = 21010300212029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21010300211997 and 21010300212015.

It is not an unprimeable number, because it can be changed into a prime (21010300212233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3422984910 + ... + 3422991047.

It is an arithmetic number, because the mean of its divisors is an integer number (1423962999264).

Almost surely, 2^{21010300212033} is an apocalyptic number.

It is an amenable number.

21010300212033 is a deficient number, since it is larger than the sum of its proper divisors (13164811770303).

21010300212033 is a wasteful number, since it uses less digits than its factorization.

21010300212033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6845976005 (or 6845976002 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21010300212033 its reverse (33021200301012), we get a palindrome (54031500513045).

The spelling of 21010300212033 in words is "twenty-one trillion, ten billion, three hundred million, two hundred twelve thousand, thirty-three".