32105421140281 has 2 divisors, whose sum is σ = 32105421140282. Its totient is φ = 32105421140280.

The previous prime is 32105421140131. The next prime is 32105421140357. The reversal of 32105421140281 is 18204112450123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32023330295056 + 82090845225 = 5658916^2 + 286515^2 .

It is a cyclic number.

It is not a de Polignac number, because 32105421140281 - 2⁹ = 32105421139769 is a prime.

It is a super-2 number, since 2×32105421140281² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32105421140981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16052710570140 + 16052710570141.

It is an arithmetic number, because the mean of its divisors is an integer number (16052710570141).

Almost surely, 2^{32105421140281} is an apocalyptic number.

It is an amenable number.

32105421140281 is a deficient number, since it is larger than the sum of its proper divisors (1).

32105421140281 is an equidigital number, since it uses as much as digits as its factorization.

32105421140281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 34.

The spelling of 32105421140281 in words is "thirty-two trillion, one hundred five billion, four hundred twenty-one million, one hundred forty thousand, two hundred eighty-one".