20132212210100 has 36 divisors (see below), whose sum is σ = 44752434663468. Its totient is φ = 7856473056000.

The previous prime is 20132212210087. The next prime is 20132212210151. The reversal of 20132212210100 is 101221223102.

It can be written as a sum of positive squares in 6 ways, for example, as 113442323344 + 20018769886756 = 336812^2 + 4474234^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2455143731 + ... + 2455151930.

Almost surely, 2^{20132212210100} is an apocalyptic number.

20132212210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132212210100 is an abundant number, since it is smaller than the sum of its proper divisors (24620222453368).

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

20132212210100 is a wasteful number, since it uses less digits than its factorization.

20132212210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4910295716 (or 4910295709 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20132212210100 its reverse (101221223102), we get a palindrome (20233433433202).

The spelling of 20132212210100 in words is "twenty trillion, one hundred thirty-two billion, two hundred twelve million, two hundred ten thousand, one hundred".