1024315254221 has 8 divisors (see below), whose sum is σ = 1173207597120. Its totient is φ = 876063309408.

The previous prime is 1024315254197. The next prime is 1024315254223. The reversal of 1024315254221 is 1224525134201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1024315254221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024315254223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160096091 + ... + 160102488.

It is an arithmetic number, because the mean of its divisors is an integer number (146650949640).

Almost surely, 2^{1024315254221} is an apocalyptic number.

It is an amenable number.

1024315254221 is a deficient number, since it is larger than the sum of its proper divisors (148892342899).

1024315254221 is an equidigital number, since it uses as much as digits as its factorization.

1024315254221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320199043.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 1024315254221 in words is "one trillion, twenty-four billion, three hundred fifteen million, two hundred fifty-four thousand, two hundred twenty-one".