2021303230133 has 6 divisors (see below), whose sum is σ = 2221763054742. Its totient is φ = 1837548390920.

The previous prime is 2021303230097. The next prime is 2021303230183. The reversal of 2021303230133 is 3310323031202.

It can be written as a sum of positive squares in only one way, i.e., 1135251892324 + 886051337809 = 1065482^2 + 941303^2 .

It is not a de Polignac number, because 2021303230133 - 2²⁴ = 2021286452917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2021303230099 and 2021303230108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021303230183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8352492566 + ... + 8352492807.

It is an arithmetic number, because the mean of its divisors is an integer number (370293842457).

Almost surely, 2^{2021303230133} is an apocalyptic number.

It is an amenable number.

2021303230133 is a deficient number, since it is larger than the sum of its proper divisors (200459824609).

2021303230133 is a wasteful number, since it uses less digits than its factorization.

2021303230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16704985395 (or 16704985384 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2021303230133 its reverse (3310323031202), we get a palindrome (5331626261335).

The spelling of 2021303230133 in words is "two trillion, twenty-one billion, three hundred three million, two hundred thirty thousand, one hundred thirty-three".