2021021033233 has 16 divisors (see below), whose sum is σ = 2046476361600. Its totient is φ = 1995628694400.

The previous prime is 2021021033189. The next prime is 2021021033237. The reversal of 2021021033233 is 3323301201202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021021033233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021021033237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279027310 + ... + 279034552.

It is an arithmetic number, because the mean of its divisors is an integer number (127904772600).

Almost surely, 2^{2021021033233} is an apocalyptic number.

It is an amenable number.

2021021033233 is a deficient number, since it is larger than the sum of its proper divisors (25455328367).

2021021033233 is a wasteful number, since it uses less digits than its factorization.

2021021033233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11112.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2021021033233 its reverse (3323301201202), we get a palindrome (5344322234435).

The spelling of 2021021033233 in words is "two trillion, twenty-one billion, twenty-one million, thirty-three thousand, two hundred thirty-three".