1123122030202 has 4 divisors (see below), whose sum is σ = 1684683045306. Its totient is φ = 561561015100.

The previous prime is 1123122030119. The next prime is 1123122030203. The reversal of 1123122030202 is 2020302213211.

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., 1027058606721 + 96063423481 = 1013439^2 + 309941^2 .

It is a super-2 number, since 2×1123122030202² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123122030202.

It is not an unprimeable number, because it can be changed into a prime (1123122030203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280780507549 + ... + 280780507552.

Almost surely, 2^{1123122030202} is an apocalyptic number.

1123122030202 is a deficient number, since it is larger than the sum of its proper divisors (561561015104).

1123122030202 is an equidigital number, since it uses as much as digits as its factorization.

1123122030202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561561015103.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1123122030202 its reverse (2020302213211), we get a palindrome (3143424243413).

The spelling of 1123122030202 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-two million, thirty thousand, two hundred two".