1093214315521 has 4 divisors (see below), whose sum is σ = 1100551324500. Its totient is φ = 1085877306544.

The previous prime is 1093214315503. The next prime is 1093214315597. The reversal of 1093214315521 is 1255134123901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 541107360000 + 552106955521 = 735600^2 + 743039^2 .

It is a cyclic number.

It is not a de Polignac number, because 1093214315521 - 2¹⁷ = 1093214184449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1093214315321) 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 3 ways as a sum of consecutive naturals, for example, 3668504266 + ... + 3668504563.

It is an arithmetic number, because the mean of its divisors is an integer number (275137831125).

Almost surely, 2^{1093214315521} is an apocalyptic number.

It is an amenable number.

1093214315521 is a deficient number, since it is larger than the sum of its proper divisors (7337008979).

1093214315521 is an equidigital number, since it uses as much as digits as its factorization.

1093214315521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7337008978.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 1093214315521 in words is "one trillion, ninety-three billion, two hundred fourteen million, three hundred fifteen thousand, five hundred twenty-one".