13313331222122 has 4 divisors (see below), whose sum is σ = 19969996833186. Its totient is φ = 6656665611060.

The previous prime is 13313331222047. The next prime is 13313331222131. The reversal of 13313331222122 is 22122213331331.

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., 9169456228321 + 4143874993801 = 3028111^2 + 2035651^2 .

It is a super-2 number, since 2×13313331222122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3328332805529 + ... + 3328332805532.

Almost surely, 2^{13313331222122} is an apocalyptic number.

13313331222122 is a deficient number, since it is larger than the sum of its proper divisors (6656665611064).

13313331222122 is an equidigital number, since it uses as much as digits as its factorization.

13313331222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6656665611063.

The product of its digits is 7776, while the sum is 29.

Adding to 13313331222122 its reverse (22122213331331), we get a palindrome (35435544553453).

The spelling of 13313331222122 in words is "thirteen trillion, three hundred thirteen billion, three hundred thirty-one million, two hundred twenty-two thousand, one hundred twenty-two".