13405502123222 has 32 divisors (see below), whose sum is σ = 22645824307200. Its totient is φ = 5896346803200.

The previous prime is 13405502123203. The next prime is 13405502123333. The reversal of 13405502123222 is 22232120550431.

It is a super-2 number, since 2×13405502123222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7244054 + ... + 8904342.

It is an arithmetic number, because the mean of its divisors is an integer number (707682009600).

Almost surely, 2^{13405502123222} is an apocalyptic number.

13405502123222 is a deficient number, since it is larger than the sum of its proper divisors (9240322183978).

13405502123222 is a wasteful number, since it uses less digits than its factorization.

13405502123222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672172.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 13405502123222 its reverse (22232120550431), we get a palindrome (35637622673653).

The spelling of 13405502123222 in words is "thirteen trillion, four hundred five billion, five hundred two million, one hundred twenty-three thousand, two hundred twenty-two".