100111221101222 has 8 divisors (see below), whose sum is σ = 153000168098256. Its totient is φ = 49111165068472.

The previous prime is 100111221101167. The next prime is 100111221101261. The reversal of 100111221101222 is 222101122111001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 100111221101222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472222740938 + ... + 472222741149.

It is an arithmetic number, because the mean of its divisors is an integer number (19125021012282).

Almost surely, 2^{100111221101222} is an apocalyptic number.

100111221101222 is a deficient number, since it is larger than the sum of its proper divisors (52888946997034).

100111221101222 is an equidigital number, since it uses as much as digits as its factorization.

100111221101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944445482142.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100111221101222 its reverse (222101122111001), we get a palindrome (322212343212223).

The spelling of 100111221101222 in words is "one hundred trillion, one hundred eleven billion, two hundred twenty-one million, one hundred one thousand, two hundred twenty-two".