101111101222 has 16 divisors (see below), whose sum is σ = 154903145472. Its totient is φ = 49476852040.

The previous prime is 101111101199. The next prime is 101111101243. The reversal of 101111101222 is 222101111101.

It is a happy number.

It is a congruent number.

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, 2650947 + ... + 2688817.

It is an arithmetic number, because the mean of its divisors is an integer number (9681446592).

Almost surely, 2^101111101222 is an apocalyptic number.

101111101222 is a deficient number, since it is larger than the sum of its proper divisors (53792044250).

101111101222 is a wasteful number, since it uses less digits than its factorization.

101111101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66323.

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

Adding to 101111101222 its reverse (222101111101), we get a palindrome (323212212323).

It can be divided in two parts, 101111101 and 222, that multiplied together give a palindrome (22446664422).

The spelling of 101111101222 in words is "one hundred one billion, one hundred eleven million, one hundred one thousand, two hundred twenty-two".