1332423100021 has 16 divisors (see below), whose sum is σ = 1534366916208. Its totient is φ = 1146119040000.

The previous prime is 1332423099947. The next prime is 1332423100033. The reversal of 1332423100021 is 1200013242331.

It can be written as a sum of positive squares in 8 ways, for example, as 26152996 + 1332396947025 = 5114^2 + 1154295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332423100021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1332423099965 and 1332423100001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332423103021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29824530 + ... + 29869171.

It is an arithmetic number, because the mean of its divisors is an integer number (95897932263).

Almost surely, 2^{1332423100021} is an apocalyptic number.

It is an amenable number.

1332423100021 is a deficient number, since it is larger than the sum of its proper divisors (201943816187).

1332423100021 is a wasteful number, since it uses less digits than its factorization.

1332423100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59693832.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1332423100021 its reverse (1200013242331), we get a palindrome (2532436342352).

The spelling of 1332423100021 in words is "one trillion, three hundred thirty-two billion, four hundred twenty-three million, one hundred thousand, twenty-one".