21020133000003 has 4 divisors (see below), whose sum is σ = 28026844000008. Its totient is φ = 14013422000000.

The previous prime is 21020132999989. The next prime is 21020133000019. The reversal of 21020133000003 is 30000033102012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21020133000003 - 2¹⁰ = 21020132998979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21020133000023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3503355499998 + ... + 3503355500003.

It is an arithmetic number, because the mean of its divisors is an integer number (7006711000002).

Almost surely, 2^{21020133000003} is an apocalyptic number.

21020133000003 is a deficient number, since it is larger than the sum of its proper divisors (7006711000005).

21020133000003 is an equidigital number, since it uses as much as digits as its factorization.

21020133000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7006711000004.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 21020133000003 its reverse (30000033102012), we get a palindrome (51020166102015).

The spelling of 21020133000003 in words is "twenty-one trillion, twenty billion, one hundred thirty-three million, three", and thus it is an aban number.