23021112123100 has 576 divisors, whose sum is σ = 63969434583040. Its totient is φ = 6995264716800.

The previous prime is 23021112123083. The next prime is 23021112123101. The reversal of 23021112123100 is 132121112032.

It is a super-2 number, since 2×23021112123100² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23021112123101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 27972189289 + ... + 27972190111.

Almost surely, 2^{23021112123100} is an apocalyptic number.

23021112123100 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 23021112123100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31984717291520).

23021112123100 is an abundant number, since it is smaller than the sum of its proper divisors (40948322459940).

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

23021112123100 is a wasteful number, since it uses less digits than its factorization.

23021112123100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 23021112123100 its reverse (132121112032), we get a palindrome (23153233235132).

The spelling of 23021112123100 in words is "twenty-three trillion, twenty-one billion, one hundred twelve million, one hundred twenty-three thousand, one hundred".