1111122002112 has 56 divisors (see below), whose sum is σ = 2980115498736. Its totient is φ = 365300379648.

The previous prime is 1111122002083. The next prime is 1111122002119. The reversal of 1111122002112 is 2112002211111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1111122002091 and 1111122002100.

It is not an unprimeable number, because it can be changed into a prime (1111122002119) 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, 39623613 + ... + 39651644.

Almost surely, 2^{1111122002112} is an apocalyptic number.

1111122002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1111122002112 is an abundant number, since it is smaller than the sum of its proper divisors (1868993496624).

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

1111122002112 is an equidigital number, since it uses as much as digits as its factorization.

1111122002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79275345 (or 79275335 counting only the distinct ones).

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

Adding to 1111122002112 its reverse (2112002211111), we get a palindrome (3223124213223).

The spelling of 1111122002112 in words is "one trillion, one hundred eleven billion, one hundred twenty-two million, two thousand, one hundred twelve".