223260320641 has 4 divisors (see below), whose sum is σ = 224382232000. Its totient is φ = 222138409284.

The previous prime is 223260320627. The next prime is 223260320653. The reversal of 223260320641 is 146023062322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223260320641 - 2¹³ = 223260312449 is a prime.

It is a super-3 number, since 3×223260320641³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223260320341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560955381 + ... + 560955778.

It is an arithmetic number, because the mean of its divisors is an integer number (56095558000).

Almost surely, 2^223260320641 is an apocalyptic number.

It is an amenable number.

223260320641 is a deficient number, since it is larger than the sum of its proper divisors (1121911359).

223260320641 is a wasteful number, since it uses less digits than its factorization.

223260320641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121911358.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 223260320641 its reverse (146023062322), we get a palindrome (369283382963).

The spelling of 223260320641 in words is "two hundred twenty-three billion, two hundred sixty million, three hundred twenty thousand, six hundred forty-one".