2331123102 has 48 divisors (see below), whose sum is σ = 6297063552. Its totient is φ = 605486160.

The previous prime is 2331123083. The next prime is 2331123149. The reversal of 2331123102 is 2013211332.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 839568 + ... + 842339.

It is an arithmetic number, because the mean of its divisors is an integer number (131188824).

Almost surely, 2^2331123102 is an apocalyptic number.

2331123102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2331123102 is an abundant number, since it is smaller than the sum of its proper divisors (3965940450).

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

2331123102 is a wasteful number, since it uses less digits than its factorization.

2331123102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681933 (or 1681930 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2331123102 is about 48281.7056658109. The cubic root of 2331123102 is about 1325.9334780958.

Adding to 2331123102 its reverse (2013211332), we get a palindrome (4344334434).

The spelling of 2331123102 in words is "two billion, three hundred thirty-one million, one hundred twenty-three thousand, one hundred two".