23032002222 has 24 divisors (see below), whose sum is σ = 49911286464. Its totient is φ = 7676008704.

The previous prime is 23032002163. The next prime is 23032002233. The reversal of 23032002222 is 22220023032.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23032002195 and 23032002204.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 318 + ... + 214625.

It is an arithmetic number, because the mean of its divisors is an integer number (2079636936).

Almost surely, 2^23032002222 is an apocalyptic number.

23032002222 is an abundant number, since it is smaller than the sum of its proper divisors (26879284242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23032002222 is a wasteful number, since it uses less digits than its factorization.

23032002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220904 (or 220901 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23032002222 its reverse (22220023032), we get a palindrome (45252025254).

The spelling of 23032002222 in words is "twenty-three billion, thirty-two million, two thousand, two hundred twenty-two".