2133210021023 has 4 divisors (see below), whose sum is σ = 2133286874160. Its totient is φ = 2133133167888.

The previous prime is 2133210020939. The next prime is 2133210021031. The reversal of 2133210021023 is 3201200123312.

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 2133210021023 - 2¹⁸ = 2133209758879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2133210020986 and 2133210021004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133210021043) 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, 38384918 + ... + 38440451.

It is an arithmetic number, because the mean of its divisors is an integer number (533321718540).

Almost surely, 2^{2133210021023} is an apocalyptic number.

2133210021023 is a deficient number, since it is larger than the sum of its proper divisors (76853137).

2133210021023 is an equidigital number, since it uses as much as digits as its factorization.

2133210021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76853136.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2133210021023 its reverse (3201200123312), we get a palindrome (5334410144335).

The spelling of 2133210021023 in words is "two trillion, one hundred thirty-three billion, two hundred ten million, twenty-one thousand, twenty-three".