223205531045 has 16 divisors (see below), whose sum is σ = 306488862720. Its totient is φ = 152866011264.

The previous prime is 223205531039. The next prime is 223205531069. The reversal of 223205531045 is 540135502322.

It is a cyclic number.

It is not a de Polignac number, because 223205531045 - 2¹⁰ = 223205530021 is a prime.

It is a super-3 number, since 3×223205531045³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3913157 + ... + 3969786.

It is an arithmetic number, because the mean of its divisors is an integer number (19155553920).

Almost surely, 2^223205531045 is an apocalyptic number.

It is an amenable number.

223205531045 is a deficient number, since it is larger than the sum of its proper divisors (83283331675).

223205531045 is an equidigital number, since it uses as much as digits as its factorization.

223205531045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883764.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 223205531045 in words is "two hundred twenty-three billion, two hundred five million, five hundred thirty-one thousand, forty-five".