1011110331222 has 32 divisors (see below), whose sum is σ = 2253387139200. Its totient is φ = 336065483304.

The previous prime is 1011110331167. The next prime is 1011110331233. The reversal of 1011110331222 is 2221330111101.

1011110331222 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 110 + 331 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1011110331195 and 1011110331204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26961472 + ... + 26998947.

It is an arithmetic number, because the mean of its divisors is an integer number (70418348100).

Almost surely, 2^{1011110331222} is an apocalyptic number.

1011110331222 is an abundant number, since it is smaller than the sum of its proper divisors (1242276807978).

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

1011110331222 is a wasteful number, since it uses less digits than its factorization.

1011110331222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53960777 (or 53960771 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1011110331222 its reverse (2221330111101), we get a palindrome (3232440442323).

The spelling of 1011110331222 in words is "one trillion, eleven billion, one hundred ten million, three hundred thirty-one thousand, two hundred twenty-two".