13220400430022 has 16 divisors (see below), whose sum is σ = 20156622228432. Its totient is φ = 6501536351520.

The previous prime is 13220400430021. The next prime is 13220400430067. The reversal of 13220400430022 is 22003400402231.

It is a self number, because there is not a number n which added to its sum of digits gives 13220400430022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220400430021) 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, 167813 + ... + 5144799.

It is an arithmetic number, because the mean of its divisors is an integer number (1259788889277).

Almost surely, 2^{13220400430022} is an apocalyptic number.

13220400430022 is a deficient number, since it is larger than the sum of its proper divisors (6936221798410).

13220400430022 is a wasteful number, since it uses less digits than its factorization.

13220400430022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998823.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 13220400430022 its reverse (22003400402231), we get a palindrome (35223800832253).

The spelling of 13220400430022 in words is "thirteen trillion, two hundred twenty billion, four hundred million, four hundred thirty thousand, twenty-two".