23260221266 has 16 divisors (see below), whose sum is σ = 35154225600. Its totient is φ = 11542441680.

The previous prime is 23260221263. The next prime is 23260221277. The reversal of 23260221266 is 66212206232.

It is a super-3 number, since 3×23260221266³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (23260221263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84401 + ... + 231611.

It is an arithmetic number, because the mean of its divisors is an integer number (2197139100).

Almost surely, 2^23260221266 is an apocalyptic number.

23260221266 is a deficient number, since it is larger than the sum of its proper divisors (11894004334).

23260221266 is a wasteful number, since it uses less digits than its factorization.

23260221266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147809.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 23260221266 its reverse (66212206232), we get a palindrome (89472427498).

The spelling of 23260221266 in words is "twenty-three billion, two hundred sixty million, two hundred twenty-one thousand, two hundred sixty-six".