1321131103222 has 32 divisors (see below), whose sum is σ = 2339776051200. Its totient is φ = 547484106240.

The previous prime is 1321131103207. The next prime is 1321131103241. The reversal of 1321131103222 is 2223011311231.

It is a super-3 number, since 3×1321131103222³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321131103193 and 1321131103202.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 722472 + ... + 1778827.

It is an arithmetic number, because the mean of its divisors is an integer number (73118001600).

Almost surely, 2^{1321131103222} is an apocalyptic number.

1321131103222 is a deficient number, since it is larger than the sum of its proper divisors (1018644947978).

1321131103222 is a wasteful number, since it uses less digits than its factorization.

1321131103222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502556.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1321131103222 its reverse (2223011311231), we get a palindrome (3544142414453).

The spelling of 1321131103222 in words is "one trillion, three hundred twenty-one billion, one hundred thirty-one million, one hundred three thousand, two hundred twenty-two".