13222154331442 has 16 divisors (see below), whose sum is σ = 22797570808512. Its totient is φ = 5633882439120.

The previous prime is 13222154331433. The next prime is 13222154331443. The reversal of 13222154331442 is 24413345122231.

It is not an unprimeable number, because it can be changed into a prime (13222154331443) 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, 2729591784 + ... + 2729596627.

It is an arithmetic number, because the mean of its divisors is an integer number (1424848175532).

Almost surely, 2^{13222154331442} is an apocalyptic number.

13222154331442 is a deficient number, since it is larger than the sum of its proper divisors (9575416477070).

13222154331442 is a wasteful number, since it uses less digits than its factorization.

13222154331442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459188593.

The product of its digits is 138240, while the sum is 37.

Adding to 13222154331442 its reverse (24413345122231), we get a palindrome (37635499453673).

The spelling of 13222154331442 in words is "thirteen trillion, two hundred twenty-two billion, one hundred fifty-four million, three hundred thirty-one thousand, four hundred forty-two".