13331204222122 has 8 divisors (see below), whose sum is σ = 19996835098500. Its totient is φ = 6665592522624.

The previous prime is 13331204222113. The next prime is 13331204222173. The reversal of 13331204222122 is 22122240213331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12885005605761 + 446198616361 = 3589569^2 + 667981^2 .

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

It is a super-2 number, since 2×13331204222122² (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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2907847 + ... + 5926042.

Almost surely, 2^{13331204222122} is an apocalyptic number.

13331204222122 is a deficient number, since it is larger than the sum of its proper divisors (6665630876378).

13331204222122 is an equidigital number, since it uses as much as digits as its factorization.

13331204222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588440.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13331204222122 its reverse (22122240213331), we get a palindrome (35453444435453).

The spelling of 13331204222122 in words is "thirteen trillion, three hundred thirty-one billion, two hundred four million, two hundred twenty-two thousand, one hundred twenty-two".