100220112102212 has 6 divisors (see below), whose sum is σ = 175385196178878. Its totient is φ = 50110056051104.

The previous prime is 100220112102041. The next prime is 100220112102247. The reversal of 100220112102212 is 212201211022001.

It can be written as a sum of positive squares in only one way, i.e., 61388071182916 + 38832040919296 = 7835054^2 + 6231536^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12527514012773 + ... + 12527514012780.

It is an arithmetic number, because the mean of its divisors is an integer number (29230866029813).

Almost surely, 2^{100220112102212} is an apocalyptic number.

It is an amenable number.

100220112102212 is a deficient number, since it is larger than the sum of its proper divisors (75165084076666).

100220112102212 is a wasteful number, since it uses less digits than its factorization.

100220112102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25055028025557 (or 25055028025555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100220112102212 its reverse (212201211022001), we get a palindrome (312421323124213).

The spelling of 100220112102212 in words is "one hundred trillion, two hundred twenty billion, one hundred twelve million, one hundred two thousand, two hundred twelve".