332333021021 has 4 divisors (see below), whose sum is σ = 332606097852. Its totient is φ = 332059944192.

The previous prime is 332333021011. The next prime is 332333021077. The reversal of 332333021021 is 120120333233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 120120333233 = 2113 ⋅56848241.

It can be written as a sum of positive squares in 2 ways, for example, as 84940188025 + 247392832996 = 291445^2 + 497386^2 .

It is a cyclic number.

It is not a de Polignac number, because 332333021021 - 2¹⁴ = 332333004637 is a prime.

It is a super-2 number, since 2×332333021021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332333021011) 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, 136536590 + ... + 136539023.

It is an arithmetic number, because the mean of its divisors is an integer number (83151524463).

Almost surely, 2^332333021021 is an apocalyptic number.

It is an amenable number.

332333021021 is a deficient number, since it is larger than the sum of its proper divisors (273076831).

332333021021 is a wasteful number, since it uses less digits than its factorization.

332333021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273076830.

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

Adding to 332333021021 its reverse (120120333233), we get a palindrome (452453354254).

The spelling of 332333021021 in words is "three hundred thirty-two billion, three hundred thirty-three million, twenty-one thousand, twenty-one".