20132210232100 has 18 divisors (see below), whose sum is σ = 43686896203874. Its totient is φ = 8052884092800.

The previous prime is 20132210232067. The next prime is 20132210232107. The reversal of 20132210232100 is 123201223102.

It can be written as a sum of positive squares in 3 ways, for example, as 6433284377664 + 13698925854436 = 2536392^2 + 3701206^2 .

It is not an unprimeable number, because it can be changed into a prime (20132210232107) 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, 100661051061 + ... + 100661051260.

Almost surely, 2^{20132210232100} is an apocalyptic number.

20132210232100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132210232100 is an abundant number, since it is smaller than the sum of its proper divisors (23554685971774).

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

20132210232100 is a wasteful number, since it uses less digits than its factorization.

20132210232100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201322102335 (or 201322102328 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20132210232100 its reverse (123201223102), we get a palindrome (20255411455202).

The spelling of 20132210232100 in words is "twenty trillion, one hundred thirty-two billion, two hundred ten million, two hundred thirty-two thousand, one hundred".