1123123202 has 8 divisors (see below), whose sum is σ = 1695842112. Its totient is φ = 557842500.

The previous prime is 1123123081. The next prime is 1123123213. The reversal of 1123123202 is 2023213211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1123123202² = 2522811453741465608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1859174 + ... + 1859777.

It is an arithmetic number, because the mean of its divisors is an integer number (211980264).

Almost surely, 2^1123123202 is an apocalyptic number.

1123123202 is a deficient number, since it is larger than the sum of its proper divisors (572718910).

1123123202 is a wasteful number, since it uses less digits than its factorization.

1123123202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719104.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1123123202 is about 33513.0303314994. The cubic root of 1123123202 is about 1039.4632344764.

Adding to 1123123202 its reverse (2023213211), we get a palindrome (3146336413).

Subtracting 1123123202 from its reverse (2023213211), we obtain a palindrome (900090009).

The spelling of 1123123202 in words is "one billion, one hundred twenty-three million, one hundred twenty-three thousand, two hundred two".