122223020313 has 4 divisors (see below), whose sum is σ = 162964027088. Its totient is φ = 81482013540.

The previous prime is 122223020287. The next prime is 122223020329. The reversal of 122223020313 is 313020322221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122223020313 - 2⁸ = 122223020057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122223020313.

It is not an unprimeable number, because it can be changed into a prime (122223020363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20370503383 + ... + 20370503388.

It is an arithmetic number, because the mean of its divisors is an integer number (40741006772).

Almost surely, 2^122223020313 is an apocalyptic number.

It is an amenable number.

122223020313 is a deficient number, since it is larger than the sum of its proper divisors (40741006775).

122223020313 is an equidigital number, since it uses as much as digits as its factorization.

122223020313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40741006774.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 122223020313 its reverse (313020322221), we get a palindrome (435243342534).

The spelling of 122223020313 in words is "one hundred twenty-two billion, two hundred twenty-three million, twenty thousand, three hundred thirteen".