1332444441021 has 16 divisors (see below), whose sum is σ = 1815050055168. Its totient is φ = 869243166000.

The previous prime is 1332444441011. The next prime is 1332444441037. The reversal of 1332444441021 is 1201444442331.

It is a happy number.

It is not a de Polignac number, because 1332444441021 - 2³⁷ = 1195005487549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332444441011) 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 15 ways as a sum of consecutive naturals, for example, 21920235 + ... + 21980936.

It is an arithmetic number, because the mean of its divisors is an integer number (113440628448).

Almost surely, 2^{1332444441021} is an apocalyptic number.

It is an amenable number.

1332444441021 is a deficient number, since it is larger than the sum of its proper divisors (482605614147).

1332444441021 is a wasteful number, since it uses less digits than its factorization.

1332444441021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43901392.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 1332444441021 its reverse (1201444442331), we get a palindrome (2533888883352).

The spelling of 1332444441021 in words is "one trillion, three hundred thirty-two billion, four hundred forty-four million, four hundred forty-one thousand, twenty-one".