1121412242 has 16 divisors (see below), whose sum is σ = 1858505472. Its totient is φ = 504778560.

The previous prime is 1121412239. The next prime is 1121412251. The reversal of 1121412242 is 2422141211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716234 + ... + 717797.

It is an arithmetic number, because the mean of its divisors is an integer number (116156592).

Almost surely, 2^1121412242 is an apocalyptic number.

1121412242 is a deficient number, since it is larger than the sum of its proper divisors (737093230).

1121412242 is a wasteful number, since it uses less digits than its factorization.

1121412242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434073.

The product of its digits is 256, while the sum is 20.

The square root of 1121412242 is about 33487.4938148557. The cubic root of 1121412242 is about 1038.9351285996.

Adding to 1121412242 its reverse (2422141211), we get a palindrome (3543553453).

The spelling of 1121412242 in words is "one billion, one hundred twenty-one million, four hundred twelve thousand, two hundred forty-two".