1123120202 has 8 divisors (see below), whose sum is σ = 1701360612. Its totient is φ = 556000000.

The previous prime is 1123120171. The next prime is 1123120213. The reversal of 1123120202 is 2020213211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1104964081 + 18156121 = 33241^2 + 4261^2 .

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

It is a super-2 number, since 2×1123120202² = 2522797976281041608, 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, 2779799 + ... + 2780202.

Almost surely, 2^1123120202 is an apocalyptic number.

1123120202 is a deficient number, since it is larger than the sum of its proper divisors (578240410).

1123120202 is a wasteful number, since it uses less digits than its factorization.

1123120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560104.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1123120202 is about 33512.9855727597. The cubic root of 1123120202 is about 1039.4623089642.

Adding to 1123120202 its reverse (2020213211), we get a palindrome (3143333413).

The spelling of 1123120202 in words is "one billion, one hundred twenty-three million, one hundred twenty thousand, two hundred two".