100012220210220 has 48 divisors (see below), whose sum is σ = 280282254171360. Its totient is φ = 26646302762496.

The previous prime is 100012220210209. The next prime is 100012220210249. The reversal of 100012220210220 is 22012022210001.

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 100012220210220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738138787 + ... + 738274266.

It is an arithmetic number, because the mean of its divisors is an integer number (5839213628570).

Almost surely, 2^{100012220210220} is an apocalyptic number.

100012220210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012220210220 is an abundant number, since it is smaller than the sum of its proper divisors (180270033961140).

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

100012220210220 is a wasteful number, since it uses less digits than its factorization.

100012220210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476414194 (or 1476414192 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100012220210220 its reverse (22012022210001), we get a palindrome (122024242420221).

The spelling of 100012220210220 in words is "one hundred trillion, twelve billion, two hundred twenty million, two hundred ten thousand, two hundred twenty".