1123201202 has 4 divisors (see below), whose sum is σ = 1684801806. Its totient is φ = 561600600.

The previous prime is 1123201181. The next prime is 1123201217. The reversal of 1123201202 is 2021023211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1065304321 + 57896881 = 32639^2 + 7609^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280800299 + ... + 280800302.

Almost surely, 2^1123201202 is an apocalyptic number.

1123201202 is a deficient number, since it is larger than the sum of its proper divisors (561600604).

1123201202 is an equidigital number, since it uses as much as digits as its factorization.

1123201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561600603.

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

The square root of 1123201202 is about 33514.1940377506. The cubic root of 1123201202 is about 1039.4872972136.

Adding to 1123201202 its reverse (2021023211), we get a palindrome (3144224413).

The spelling of 1123201202 in words is "one billion, one hundred twenty-three million, two hundred one thousand, two hundred two".