1122201112 has 16 divisors (see below), whose sum is σ = 2109277800. Its totient is φ = 559727040.

The previous prime is 1122201109. The next prime is 1122201121. The reversal of 1122201112 is 2111022211.

It is a junction number, because it is equal to n+sod(n) for n = 1122201092 and 1122201101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168214 + ... + 174757.

Almost surely, 2^1122201112 is an apocalyptic number.

It is an amenable number.

1122201112 is a deficient number, since it is larger than the sum of its proper divisors (987076688).

1122201112 is a wasteful number, since it uses less digits than its factorization.

1122201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343386 (or 343382 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1122201112 is about 33499.2703204115. The cubic root of 1122201112 is about 1039.1786883473.

Adding to 1122201112 its reverse (2111022211), we get a palindrome (3233223323).

The spelling of 1122201112 in words is "one billion, one hundred twenty-two million, two hundred one thousand, one hundred twelve".