1112020122 has 16 divisors (see below), whose sum is σ = 2278285632. Its totient is φ = 361632480.

The previous prime is 1112020121. The next prime is 1112020153. The reversal of 1112020122 is 2210202111.

It is a junction number, because it is equal to n+sod(n) for n = 1112020098 and 1112020107.

It is not an unprimeable number, because it can be changed into a prime (1112020121) 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, 2259958 + ... + 2260449.

It is an arithmetic number, because the mean of its divisors is an integer number (142392852).

Almost surely, 2^1112020122 is an apocalyptic number.

1112020122 is an abundant number, since it is smaller than the sum of its proper divisors (1166265510).

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

1112020122 is a wasteful number, since it uses less digits than its factorization.

1112020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4520453.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1112020122 is about 33346.9657090417. The cubic root of 1112020122 is about 1036.0265424792.

Adding to 1112020122 its reverse (2210202111), we get a palindrome (3322222233).

The spelling of 1112020122 in words is "one billion, one hundred twelve million, twenty thousand, one hundred twenty-two".