1015435320223 has 8 divisors (see below), whose sum is σ = 1020151307520. Its totient is φ = 1010721462360.

The previous prime is 1015435320217. The next prime is 1015435320233. The reversal of 1015435320223 is 3220235345101.

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

It is a cyclic number.

It is not a de Polignac number, because 1015435320223 - 2¹⁷ = 1015435189151 is a prime.

It is a super-2 number, since 2×1015435320223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1015435320203) 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, 427578 + ... + 1487848.

It is an arithmetic number, because the mean of its divisors is an integer number (127518913440).

Almost surely, 2^{1015435320223} is an apocalyptic number.

1015435320223 is a deficient number, since it is larger than the sum of its proper divisors (4715987297).

1015435320223 is a wasteful number, since it uses less digits than its factorization.

1015435320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064717.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 1015435320223 in words is "one trillion, fifteen billion, four hundred thirty-five million, three hundred twenty thousand, two hundred twenty-three".