100130110211220 has 48 divisors (see below), whose sum is σ = 280364753453568. Its totient is φ = 26701320355200.

The previous prime is 100130110211149. The next prime is 100130110211227. The reversal of 100130110211220 is 22112011031001.

It is a super-2 number, since 2×100130110211220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100130110211220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100130110211227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61230042 + ... + 62844078.

It is an arithmetic number, because the mean of its divisors is an integer number (5840932363616).

Almost surely, 2^{100130110211220} is an apocalyptic number.

100130110211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100130110211220 is an abundant number, since it is smaller than the sum of its proper divisors (180234643242348).

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

100130110211220 is a wasteful number, since it uses less digits than its factorization.

100130110211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648000 (or 2647998 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 100130110211220 its reverse (22112011031001), we get a palindrome (122242121242221).

The spelling of 100130110211220 in words is "one hundred trillion, one hundred thirty billion, one hundred ten million, two hundred eleven thousand, two hundred twenty".