10111100101222 has 4 divisors (see below), whose sum is σ = 15166650151836. Its totient is φ = 5055550050610.

The previous prime is 10111100101177. The next prime is 10111100101253. The reversal of 10111100101222 is 22210100111101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527775025304 + ... + 2527775025307.

It is an arithmetic number, because the mean of its divisors is an integer number (3791662537959).

Almost surely, 2^{10111100101222} is an apocalyptic number.

10111100101222 is a deficient number, since it is larger than the sum of its proper divisors (5055550050614).

10111100101222 is an equidigital number, since it uses as much as digits as its factorization.

10111100101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055550050613.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10111100101222 its reverse (22210100111101), we get a palindrome (32321200212323).

The spelling of 10111100101222 in words is "ten trillion, one hundred eleven billion, one hundred million, one hundred one thousand, two hundred twenty-two".