123312321202 has 16 divisors (see below), whose sum is σ = 214547664960. Its totient is φ = 52059359088.

The previous prime is 123312321151. The next prime is 123312321229. The reversal of 123312321202 is 202123213321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65730577 + ... + 65732452.

It is an arithmetic number, because the mean of its divisors is an integer number (13409229060).

Almost surely, 2^123312321202 is an apocalyptic number.

123312321202 is a deficient number, since it is larger than the sum of its proper divisors (91235343758).

123312321202 is a wasteful number, since it uses less digits than its factorization.

123312321202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131463105.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123312321202 its reverse (202123213321), we get a palindrome (325435534523).

The spelling of 123312321202 in words is "one hundred twenty-three billion, three hundred twelve million, three hundred twenty-one thousand, two hundred two".