1123420022 has 16 divisors (see below), whose sum is σ = 1698181632. Its totient is φ = 557371560.

The previous prime is 1123420019. The next prime is 1123420037. The reversal of 1123420022 is 2200243211.

It is a congruent number.

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, 212147 + ... + 217377.

It is an arithmetic number, because the mean of its divisors is an integer number (106136352).

Almost surely, 2^1123420022 is an apocalyptic number.

1123420022 is a deficient number, since it is larger than the sum of its proper divisors (574761610).

1123420022 is a wasteful number, since it uses less digits than its factorization.

1123420022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1123420022 is about 33517.4584657011. The cubic root of 1123420022 is about 1039.5547965006.

Adding to 1123420022 its reverse (2200243211), we get a palindrome (3323663233).

The spelling of 1123420022 in words is "one billion, one hundred twenty-three million, four hundred twenty thousand, twenty-two".