100132203011220 has 72 divisors (see below), whose sum is σ = 311943385617864. Its totient is φ = 25980247266048.

The previous prime is 100132203011129. The next prime is 100132203011227. The reversal of 100132203011220 is 22110302231001.

100132203011220 is a `hidden beast` number, since 10 + 0 + 1 + 322 + 0 + 301 + 12 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 20329890641424 + 79802312369796 = 4508868^2 + 8933214^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100132203011193 and 100132203011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100132203011227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7517425999 + ... + 7517439318.

Almost surely, 2^{100132203011220} is an apocalyptic number.

100132203011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100132203011220 is an abundant number, since it is smaller than the sum of its proper divisors (211811182606644).

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

100132203011220 is a wasteful number, since it uses less digits than its factorization.

100132203011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15034865369 (or 15034865364 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 100132203011220 its reverse (22110302231001), we get a palindrome (122242505242221).

The spelling of 100132203011220 in words is "one hundred trillion, one hundred thirty-two billion, two hundred three million, eleven thousand, two hundred twenty".