23023121222 has 16 divisors (see below), whose sum is σ = 35435930544. Its totient is φ = 11212080000.

The previous prime is 23023121183. The next prime is 23023121243. The reversal of 23023121222 is 22212132032.

It is a happy number.

It is a super-2 number, since 2×23023121222² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23023121194 and 23023121203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184304 + ... + 282867.

It is an arithmetic number, because the mean of its divisors is an integer number (2214745659).

Almost surely, 2^23023121222 is an apocalyptic number.

23023121222 is a deficient number, since it is larger than the sum of its proper divisors (12412809322).

23023121222 is a wasteful number, since it uses less digits than its factorization.

23023121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467815.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23023121222 its reverse (22212132032), we get a palindrome (45235253254).

The spelling of 23023121222 in words is "twenty-three billion, twenty-three million, one hundred twenty-one thousand, two hundred twenty-two".