23323210220220 has 24 divisors (see below), whose sum is σ = 65304988616784. Its totient is φ = 6219522725376.

The previous prime is 23323210220183. The next prime is 23323210220227. The reversal of 23323210220220 is 2202201232332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323210220227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194360085109 + ... + 194360085228.

It is an arithmetic number, because the mean of its divisors is an integer number (2721041192366).

Almost surely, 2^{23323210220220} is an apocalyptic number.

23323210220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23323210220220 is an abundant number, since it is smaller than the sum of its proper divisors (41981778396564).

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

23323210220220 is a wasteful number, since it uses less digits than its factorization.

23323210220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388720170349 (or 388720170347 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 23323210220220 its reverse (2202201232332), we get a palindrome (25525411452552).

The spelling of 23323210220220 in words is "twenty-three trillion, three hundred twenty-three billion, two hundred ten million, two hundred twenty thousand, two hundred twenty".