123313110202 has 16 divisors (see below), whose sum is σ = 193033824192. Its totient is φ = 58969113280.

The previous prime is 123313110163. The next prime is 123313110229. The reversal of 123313110202 is 202011313321.

It is a super-2 number, since 2×123313110202² (a number of 23 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 123313110202.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 267633 + ... + 564139.

It is an arithmetic number, because the mean of its divisors is an integer number (12064614012).

Almost surely, 2^123313110202 is an apocalyptic number.

123313110202 is a deficient number, since it is larger than the sum of its proper divisors (69720713990).

123313110202 is a wasteful number, since it uses less digits than its factorization.

123313110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305573.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 123313110202 its reverse (202011313321), we get a palindrome (325324423523).

The spelling of 123313110202 in words is "one hundred twenty-three billion, three hundred thirteen million, one hundred ten thousand, two hundred two".