1111222201112 has 64 divisors (see below), whose sum is σ = 2195866195200. Its totient is φ = 526147332480.

The previous prime is 1111222201079. The next prime is 1111222201121. The reversal of 1111222201112 is 2111022221111.

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, 31896839 + ... + 31931657.

It is an arithmetic number, because the mean of its divisors is an integer number (34310409300).

Almost surely, 2^{1111222201112} is an apocalyptic number.

It is an amenable number.

1111222201112 is a deficient number, since it is larger than the sum of its proper divisors (1084643994088).

1111222201112 is a wasteful number, since it uses less digits than its factorization.

1111222201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36576 (or 36572 counting only the distinct ones).

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

Adding to 1111222201112 its reverse (2111022221111), we get a palindrome (3222244422223).

The spelling of 1111222201112 in words is "one trillion, one hundred eleven billion, two hundred twenty-two million, two hundred one thousand, one hundred twelve".