123213310111202 has 8 divisors (see below), whose sum is σ = 184820018919516. Its totient is φ = 61606637138032.

The previous prime is 123213310111061. The next prime is 123213310111219. The reversal of 123213310111202 is 202111013312321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 81604862998681 + 41608447112521 = 9033541^2 + 6450461^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2640848 + ... + 15918564.

Almost surely, 2^{123213310111202} is an apocalyptic number.

123213310111202 is a deficient number, since it is larger than the sum of its proper divisors (61606708808314).

123213310111202 is a wasteful number, since it uses less digits than its factorization.

123213310111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17917572.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 123213310111202 its reverse (202111013312321), we get a palindrome (325324323423523).

The spelling of 123213310111202 in words is "one hundred twenty-three trillion, two hundred thirteen billion, three hundred ten million, one hundred eleven thousand, two hundred two".