1123202442 has 16 divisors (see below), whose sum is σ = 2364636960. Its totient is φ = 354695472.

The previous prime is 1123202389. The next prime is 1123202471. The reversal of 1123202442 is 2442023211.

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, 4926213 + ... + 4926440.

It is an arithmetic number, because the mean of its divisors is an integer number (147789810).

Almost surely, 2^1123202442 is an apocalyptic number.

1123202442 is an abundant number, since it is smaller than the sum of its proper divisors (1241434518).

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

1123202442 is a wasteful number, since it uses less digits than its factorization.

1123202442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9852677.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1123202442 is about 33514.2125373699. The cubic root of 1123202442 is about 1039.4876797404.

Adding to 1123202442 its reverse (2442023211), we get a palindrome (3565225653).

The spelling of 1123202442 in words is "one billion, one hundred twenty-three million, two hundred two thousand, four hundred forty-two".