21023201000033 has 8 divisors (see below), whose sum is σ = 21223170823680. Its totient is φ = 20823295830480.

The previous prime is 21023201000023. The next prime is 21023201000077. The reversal of 21023201000033 is 33000010232012.

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 21023201000033 - 2²² = 21023196805729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21023200999975 and 21023201000020.

It is not an unprimeable number, because it can be changed into a prime (21023201000023) 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, 15509978 + ... + 16810883.

It is an arithmetic number, because the mean of its divisors is an integer number (2652896352960).

Almost surely, 2^{21023201000033} is an apocalyptic number.

It is an amenable number.

21023201000033 is a deficient number, since it is larger than the sum of its proper divisors (199969823647).

21023201000033 is a wasteful number, since it uses less digits than its factorization.

21023201000033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32327047.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21023201000033 its reverse (33000010232012), we get a palindrome (54023211232045).

The spelling of 21023201000033 in words is "twenty-one trillion, twenty-three billion, two hundred one million, thirty-three", and thus it is an aban number.