23202423222 has 64 divisors (see below), whose sum is σ = 51626018304. Its totient is φ = 6892957440.

The previous prime is 23202423199. The next prime is 23202423241. The reversal of 23202423222 is 22232420232.

It is a super-2 number, since 2×23202423222² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23202423192 and 23202423201.

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, 790188 + ... + 819024.

It is an arithmetic number, because the mean of its divisors is an integer number (806656536).

Almost surely, 2^23202423222 is an apocalyptic number.

23202423222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 23202423222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25813009152).

23202423222 is an abundant number, since it is smaller than the sum of its proper divisors (28423595082).

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

23202423222 is a wasteful number, since it uses less digits than its factorization.

23202423222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29093.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 23202423222 its reverse (22232420232), we get a palindrome (45434843454).

The spelling of 23202423222 in words is "twenty-three billion, two hundred two million, four hundred twenty-three thousand, two hundred twenty-two".