1123311102 has 32 divisors (see below), whose sum is σ = 2373043200. Its totient is φ = 353928960.

The previous prime is 1123311073. The next prime is 1123311109. The reversal of 1123311102 is 2011133211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123311109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62227 + ... + 78222.

It is an arithmetic number, because the mean of its divisors is an integer number (74157600).

Almost surely, 2^1123311102 is an apocalyptic number.

1123311102 is an abundant number, since it is smaller than the sum of its proper divisors (1249732098).

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

1123311102 is a wasteful number, since it uses less digits than its factorization.

1123311102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140528.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1123311102 is about 33515.8336014487. The cubic root of 1123311102 is about 1039.5211991028.

Adding to 1123311102 its reverse (2011133211), we get a palindrome (3134444313).

The spelling of 1123311102 in words is "one billion, one hundred twenty-three million, three hundred eleven thousand, one hundred two".