23323210220100 has 144 divisors (see below), whose sum is σ = 77147298118016. Its totient is φ = 5329276416000.

The previous prime is 23323210220083. The next prime is 23323210220117. The reversal of 23323210220100 is 102201232332.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23323210220083) and next prime (23323210220117).

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

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 47 ways as a sum of consecutive naturals, for example, 4613940 + ... + 8242260.

Almost surely, 2^{23323210220100} is an apocalyptic number.

23323210220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23323210220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38573649059008).

23323210220100 is an abundant number, since it is smaller than the sum of its proper divisors (53824087897916).

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

23323210220100 is a wasteful number, since it uses less digits than its factorization.

23323210220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631406 (or 3631399 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23323210220100 its reverse (102201232332), we get a palindrome (23425411452432).

The spelling of 23323210220100 in words is "twenty-three trillion, three hundred twenty-three billion, two hundred ten million, two hundred twenty thousand, one hundred".