23001112222 has 64 divisors (see below), whose sum is σ = 39467409408. Its totient is φ = 9958572000.

The previous prime is 23001112219. The next prime is 23001112231. The reversal of 23001112222 is 22221110032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23001112196 and 23001112205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19641697 + ... + 19642867.

It is an arithmetic number, because the mean of its divisors is an integer number (616678272).

Almost surely, 2^23001112222 is an apocalyptic number.

23001112222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23001112222 is a deficient number, since it is larger than the sum of its proper divisors (16466297186).

23001112222 is a wasteful number, since it uses less digits than its factorization.

23001112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 23001112222 its reverse (22221110032), we get a palindrome (45222222254).

The spelling of 23001112222 in words is "twenty-three billion, one million, one hundred twelve thousand, two hundred twenty-two".