23202102444100 has 18 divisors (see below), whose sum is σ = 50348562303914. Its totient is φ = 9280840977600.

The previous prime is 23202102444097. The next prime is 23202102444109. The reversal of 23202102444100 is 144420120232.

It can be written as a sum of positive squares in 3 ways, for example, as 72485869824 + 23129616574276 = 269232^2 + 4809326^2 .

It is a super-2 number, since 2×23202102444100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (23202102444109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116010512121 + ... + 116010512320.

Almost surely, 2^{23202102444100} is an apocalyptic number.

23202102444100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23202102444100 is an abundant number, since it is smaller than the sum of its proper divisors (27146459859814).

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

23202102444100 is a wasteful number, since it uses less digits than its factorization.

23202102444100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232021024455 (or 232021024448 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 23202102444100 its reverse (144420120232), we get a palindrome (23346522564332).

The spelling of 23202102444100 in words is "twenty-three trillion, two hundred two billion, one hundred two million, four hundred forty-four thousand, one hundred".