1011110211222 has 16 divisors (see below), whose sum is σ = 2076875028912. Its totient is φ = 327927636000.

The previous prime is 1011110211217. The next prime is 1011110211227. The reversal of 1011110211222 is 2221120111101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011110211217) and next prime (1011110211227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011110211227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2277275029 + ... + 2277275472.

It is an arithmetic number, because the mean of its divisors is an integer number (129804689307).

Almost surely, 2^{1011110211222} is an apocalyptic number.

1011110211222 is an abundant number, since it is smaller than the sum of its proper divisors (1065764817690).

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

1011110211222 is a wasteful number, since it uses less digits than its factorization.

1011110211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554550543.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1011110211222 its reverse (2221120111101), we get a palindrome (3232230322323).

The spelling of 1011110211222 in words is "one trillion, eleven billion, one hundred ten million, two hundred eleven thousand, two hundred twenty-two".