100211200212122 has 16 divisors (see below), whose sum is σ = 160799779120680. Its totient is φ = 46672044730368.

The previous prime is 100211200212061. The next prime is 100211200212131. The reversal of 100211200212122 is 221212002112001.

It can be written as a sum of positive squares in 4 ways, for example, as 83251554844441 + 16959645367681 = 9124229^2 + 4118209^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 100211200212122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15192719597 + ... + 15192726192.

Almost surely, 2^{100211200212122} is an apocalyptic number.

100211200212122 is a deficient number, since it is larger than the sum of its proper divisors (60588578908558).

100211200212122 is a wasteful number, since it uses less digits than its factorization.

100211200212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30385445905.

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

Adding to 100211200212122 its reverse (221212002112001), we get a palindrome (321423202324123).

The spelling of 100211200212122 in words is "one hundred trillion, two hundred eleven billion, two hundred million, two hundred twelve thousand, one hundred twenty-two".