23312200422 has 16 divisors (see below), whose sum is σ = 53285029632. Its totient is φ = 6660628680.

The previous prime is 23312200409. The next prime is 23312200433. The reversal of 23312200422 is 22400221332.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277526154 + ... + 277526237.

It is an arithmetic number, because the mean of its divisors is an integer number (3330314352).

Almost surely, 2^23312200422 is an apocalyptic number.

23312200422 is an abundant number, since it is smaller than the sum of its proper divisors (29972829210).

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

23312200422 is a wasteful number, since it uses less digits than its factorization.

23312200422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555052403.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23312200422 its reverse (22400221332), we get a palindrome (45712421754).

The spelling of 23312200422 in words is "twenty-three billion, three hundred twelve million, two hundred thousand, four hundred twenty-two".