1023535242321 has 8 divisors (see below), whose sum is σ = 1365863377824. Its totient is φ = 681781967520.

The previous prime is 1023535242263. The next prime is 1023535242377. The reversal of 1023535242321 is 1232425353201.

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

It is not a de Polignac number, because 1023535242321 - 2¹⁰ = 1023535241297 is a prime.

It is a super-3 number, since 3×1023535242321³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023535242721) 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, 143711020 + ... + 143718141.

It is an arithmetic number, because the mean of its divisors is an integer number (170732922228).

Almost surely, 2^{1023535242321} is an apocalyptic number.

It is an amenable number.

1023535242321 is a deficient number, since it is larger than the sum of its proper divisors (342328135503).

1023535242321 is a wasteful number, since it uses less digits than its factorization.

1023535242321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287430351.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 1023535242321 in words is "one trillion, twenty-three billion, five hundred thirty-five million, two hundred forty-two thousand, three hundred twenty-one".