100120122201212 has 6 divisors (see below), whose sum is σ = 175210213852128. Its totient is φ = 50060061100604.

The previous prime is 100120122201179. The next prime is 100120122201217. The reversal of 100120122201212 is 212102221021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120122201217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12515015275148 + ... + 12515015275155.

It is an arithmetic number, because the mean of its divisors is an integer number (29201702308688).

Almost surely, 2^{100120122201212} is an apocalyptic number.

It is an amenable number.

100120122201212 is a deficient number, since it is larger than the sum of its proper divisors (75090091650916).

100120122201212 is a wasteful number, since it uses less digits than its factorization.

100120122201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25030030550307 (or 25030030550305 counting only the distinct ones).

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

Adding to 100120122201212 its reverse (212102221021001), we get a palindrome (312222343222213).

The spelling of 100120122201212 in words is "one hundred trillion, one hundred twenty billion, one hundred twenty-two million, two hundred one thousand, two hundred twelve".