1123220312202 has 16 divisors (see below), whose sum is σ = 2246451109632. Its totient is φ = 374405023200.

The previous prime is 1123220312191. The next prime is 1123220312209. The reversal of 1123220312202 is 2022130223211.

It is not an unprimeable number, because it can be changed into a prime (1123220312209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009398 + ... + 2506814.

It is an arithmetic number, because the mean of its divisors is an integer number (140403194352).

Almost surely, 2^{1123220312202} is an apocalyptic number.

1123220312202 is an abundant number, since it is smaller than the sum of its proper divisors (1123230797430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123220312202 is a wasteful number, since it uses less digits than its factorization.

1123220312202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873773.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1123220312202 its reverse (2022130223211), we get a palindrome (3145350535413).

The spelling of 1123220312202 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, three hundred twelve thousand, two hundred two".