1122203442 has 32 divisors (see below), whose sum is σ = 2359124352. Its totient is φ = 355186304.

The previous prime is 1122203417. The next prime is 1122203449. The reversal of 1122203442 is 2443022211.

It is not an unprimeable number, because it can be changed into a prime (1122203449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10773 + ... + 48584.

It is an arithmetic number, because the mean of its divisors is an integer number (73722636).

Almost surely, 2^1122203442 is an apocalyptic number.

1122203442 is an abundant number, since it is smaller than the sum of its proper divisors (1236920910).

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

1122203442 is a wasteful number, since it uses less digits than its factorization.

1122203442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59522.

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

The square root of 1122203442 is about 33499.3050972703. The cubic root of 1122203442 is about 1039.1794075543.

Adding to 1122203442 its reverse (2443022211), we get a palindrome (3565225653).

The spelling of 1122203442 in words is "one billion, one hundred twenty-two million, two hundred three thousand, four hundred forty-two".