2102322123 has 36 divisors (see below), whose sum is σ = 3357441360. Its totient is φ = 1266656160.

The previous prime is 2102322121. The next prime is 2102322139. The reversal of 2102322123 is 3212232012.

It is not a de Polignac number, because 2102322123 - 2¹ = 2102322121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102322096 and 2102322105.

It is not an unprimeable number, because it can be changed into a prime (2102322121) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 182818 + ... + 193976.

It is an arithmetic number, because the mean of its divisors is an integer number (93262260).

Almost surely, 2^2102322123 is an apocalyptic number.

2102322123 is a deficient number, since it is larger than the sum of its proper divisors (1255119237).

2102322123 is a wasteful number, since it uses less digits than its factorization.

2102322123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11360 (or 11346 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2102322123 is about 45851.0863884380. The cubic root of 2102322123 is about 1281.0510010097.

Adding to 2102322123 its reverse (3212232012), we get a palindrome (5314554135).

The spelling of 2102322123 in words is "two billion, one hundred two million, three hundred twenty-two thousand, one hundred twenty-three".