1111022122112 has 64 divisors (see below), whose sum is σ = 2530188662400. Its totient is φ = 476033869824.

The previous prime is 1111022122087. The next prime is 1111022122121. The reversal of 1111022122112 is 2112212201111.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3497189 + ... + 3801627.

It is an arithmetic number, because the mean of its divisors is an integer number (39534197850).

Almost surely, 2^{1111022122112} is an apocalyptic number.

It is an amenable number.

1111022122112 is an abundant number, since it is smaller than the sum of its proper divisors (1419166540288).

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

1111022122112 is an equidigital number, since it uses as much as digits as its factorization.

1111022122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308533 (or 308521 counting only the distinct ones).

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

Adding to 1111022122112 its reverse (2112212201111), we get a palindrome (3223234323223).

The spelling of 1111022122112 in words is "one trillion, one hundred eleven billion, twenty-two million, one hundred twenty-two thousand, one hundred twelve".