2021233110133 has 4 divisors (see below), whose sum is σ = 2127613800160. Its totient is φ = 1914852420108.

The previous prime is 2021233110131. The next prime is 2021233110157. The reversal of 2021233110133 is 3310113321202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2021233110133 - 2¹ = 2021233110131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021233110131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53190344985 + ... + 53190345022.

It is an arithmetic number, because the mean of its divisors is an integer number (531903450040).

Almost surely, 2^{2021233110133} is an apocalyptic number.

It is an amenable number.

2021233110133 is a deficient number, since it is larger than the sum of its proper divisors (106380690027).

2021233110133 is a wasteful number, since it uses less digits than its factorization.

2021233110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106380690026.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2021233110133 its reverse (3310113321202), we get a palindrome (5331346431335).

The spelling of 2021233110133 in words is "two trillion, twenty-one billion, two hundred thirty-three million, one hundred ten thousand, one hundred thirty-three".