332001002021 has 16 divisors (see below), whose sum is σ = 365963971968. Its totient is φ = 299322206400.

The previous prime is 332001002017. The next prime is 332001002023. The reversal of 332001002021 is 120200100233.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 332001002021 - 2² = 332001002017 is a prime.

It is a super-2 number, since 2×332001002021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 332001001987 and 332001002005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332001002023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582070 + ... + 1779591.

It is an arithmetic number, because the mean of its divisors is an integer number (22872748248).

Almost surely, 2^332001002021 is an apocalyptic number.

It is an amenable number.

332001002021 is a deficient number, since it is larger than the sum of its proper divisors (33962969947).

332001002021 is a wasteful number, since it uses less digits than its factorization.

332001002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361852.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 332001002021 its reverse (120200100233), we get a palindrome (452201102254).

The spelling of 332001002021 in words is "three hundred thirty-two billion, one million, two thousand, twenty-one".