123313222202 has 4 divisors (see below), whose sum is σ = 184969833306. Its totient is φ = 61656611100.

The previous prime is 123313222199. The next prime is 123313222231. The reversal of 123313222202 is 202222313321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99799759921 + 23513462281 = 315911^2 + 153341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30828305549 + ... + 30828305552.

Almost surely, 2^123313222202 is an apocalyptic number.

123313222202 is a deficient number, since it is larger than the sum of its proper divisors (61656611104).

123313222202 is an equidigital number, since it uses as much as digits as its factorization.

123313222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61656611103.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123313222202 its reverse (202222313321), we get a palindrome (325535535523).

The spelling of 123313222202 in words is "one hundred twenty-three billion, three hundred thirteen million, two hundred twenty-two thousand, two hundred two".