122222004013 has 8 divisors (see below), whose sum is σ = 122413234616. Its totient is φ = 122030841600.

The previous prime is 122222003963. The next prime is 122222004029. The reversal of 122222004013 is 310400222221.

It can be written as a sum of positive squares in 4 ways, for example, as 70170950404 + 52051053609 = 264898^2 + 228147^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122222004013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122222004043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4473073 + ... + 4500313.

It is an arithmetic number, because the mean of its divisors is an integer number (15301654327).

Almost surely, 2^122222004013 is an apocalyptic number.

It is an amenable number.

122222004013 is a deficient number, since it is larger than the sum of its proper divisors (191230603).

122222004013 is an equidigital number, since it uses as much as digits as its factorization.

122222004013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34095.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 122222004013 its reverse (310400222221), we get a palindrome (432622226234).

The spelling of 122222004013 in words is "one hundred twenty-two billion, two hundred twenty-two million, four thousand, thirteen".