100010100111222 has 128 divisors (see below), whose sum is σ = 255599503810560. Its totient is φ = 25396102402560.

The previous prime is 100010100111199. The next prime is 100010100111227. The reversal of 100010100111222 is 222111001010001.

It is a junction number, because it is equal to n+sod(n) for n = 100010100111198 and 100010100111207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010100111227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7633248 + ... + 16071299.

It is an arithmetic number, because the mean of its divisors is an integer number (1996871123520).

Almost surely, 2^{100010100111222} is an apocalyptic number.

100010100111222 is an abundant number, since it is smaller than the sum of its proper divisors (155589403699338).

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

100010100111222 is a wasteful number, since it uses less digits than its factorization.

100010100111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23704906.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100010100111222 its reverse (222111001010001), we get a palindrome (322121101121223).

The spelling of 100010100111222 in words is "one hundred trillion, ten billion, one hundred million, one hundred eleven thousand, two hundred twenty-two".