223145033315 has 4 divisors (see below), whose sum is σ = 267774039984. Its totient is φ = 178516026648.

The previous prime is 223145033263. The next prime is 223145033351. The reversal of 223145033315 is 513330541322.

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

It is a cyclic number.

It is not a de Polignac number, because 223145033315 - 2¹⁰ = 223145032291 is a prime.

It is a super-3 number, since 3×223145033315³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22314503327 + ... + 22314503336.

It is an arithmetic number, because the mean of its divisors is an integer number (66943509996).

Almost surely, 2^223145033315 is an apocalyptic number.

223145033315 is a deficient number, since it is larger than the sum of its proper divisors (44629006669).

223145033315 is an equidigital number, since it uses as much as digits as its factorization.

223145033315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44629006668.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 223145033315 its reverse (513330541322), we get a palindrome (736475574637).

The spelling of 223145033315 in words is "two hundred twenty-three billion, one hundred forty-five million, thirty-three thousand, three hundred fifteen".